Count |
Task |
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
495
|
Hello world/Text
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
328
|
99 bottles of beer
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
321
|
FizzBuzz
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
318
|
100 doors
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
295
|
Fibonacci sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
289
|
Factorial
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
276
|
Comments
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
268
|
A+B
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
262
|
Empty program
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
240
|
Function definition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
229
|
Loops/Infinite
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
227
|
Reverse a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
226
|
Arrays
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
226
|
Loops/While
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
223
|
Ackermann function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
208
|
Loops/For
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
206
|
Conditional structures
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
203
|
Greatest common divisor
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
199
|
Arithmetic/Integer
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
197
|
Greatest element of a list
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
190
|
Array concatenation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
187
|
Even or odd
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
185
|
Averages/Arithmetic mean
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
185
|
Integer comparison
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
185
|
Repeat a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
183
|
Increment a numerical string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
178
|
Hello world/Graphical
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
174
|
Copy a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
173
|
Sieve of Eratosthenes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
170
|
Boolean values
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
169
|
Loops/Downward for
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
168
|
Binary digits
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
168
|
String concatenation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
168
|
Towers of Hanoi
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
167
|
Character codes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
166
|
Apply a callback to an array
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
166
|
Array length
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
166
|
Integer sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
165
|
Loops/Do-while
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
164
|
Hello world/Newline omission
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
164
|
Loops/For with a specified step
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
164
|
Loops/N plus one half
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
164
|
Palindrome detection
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
164
|
Sum and product of an array
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
163
|
Loops/Foreach
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
163
|
String length
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
162
|
Rot-13
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
161
|
Loops/Break
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
161
|
String case
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
161
|
Sum of a series
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
161
|
Tokenize a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
156
|
Dot product
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
155
|
Generic swap
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
155
|
Leap year
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
155
|
Sum of squares
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
154
|
Empty string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
154
|
Hailstone sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
154
|
Logical operations
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
153
|
Filter
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
153
|
Quine
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
152
|
Associative array/Creation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
151
|
Sort an integer array
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
150
|
Sorting algorithms/Bubble sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
148
|
Factors of an integer
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
147
|
Execute a system command
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
146
|
Roman numerals/Encode
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
145
|
Remove duplicate elements
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
144
|
Caesar cipher
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
144
|
System time
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
143
|
Determine if a string is numeric
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
143
|
Guess the number
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
143
|
Loop over multiple arrays simultaneously
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
142
|
Higher-order functions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
141
|
Sorting algorithms/Quicksort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
141
|
User input/Text
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
140
|
File input/output
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
139
|
Luhn test of credit card numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
138
|
Hello world/Standard error
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
138
|
Primality by trial division
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
137
|
Bitwise operations
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
137
|
Day of the week
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
135
|
Command-line arguments
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
135
|
Read entire file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
135
|
Stack
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
134
|
Create a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
134
|
Happy numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
134
|
Loops/Continue
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
134
|
Mutual recursion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
134
|
Substring
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
134
|
Zero to the zero power
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
132
|
Check that file exists
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
132
|
Generate lower case ASCII alphabet
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
132
|
Sleep
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
131
|
Pascal's triangle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
130
|
Least common multiple
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
129
|
ABC problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
129
|
Literals/String
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
128
|
Date format
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
128
|
Flatten a list
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
127
|
Variables
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
126
|
Balanced brackets
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
125
|
Ethiopian multiplication
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
125
|
Program termination
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
124
|
Binary search
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
124
|
Compound data type
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
124
|
Include a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
124
|
Mandelbrot set
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
123
|
Formatted numeric output
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
123
|
Function composition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
123
|
Literals/Integer
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
122
|
Associative array/Iteration
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
122
|
Detect division by zero
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
122
|
Roman numerals/Decode
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
121
|
Count in octal
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
121
|
Count occurrences of a substring
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
121
|
Loops/Nested
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
121
|
N-queens problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
120
|
Averages/Root mean square
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
120
|
Knuth shuffle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
120
|
Null object
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
120
|
Sorting algorithms/Insertion sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
119
|
Haversine formula
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
119
|
Read a file line by line
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
117
|
Anagrams
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
117
|
Multiplication tables
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
117
|
Search a list
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
116
|
Guess the number/With feedback
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
116
|
Hash from two arrays
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
116
|
Identity matrix
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
116
|
Matrix multiplication
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
116
|
Matrix transposition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
116
|
Pick random element
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
116
|
Real constants and functions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
115
|
Babbage problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
115
|
Case-sensitivity of identifiers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
115
|
Delete a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
115
|
File size
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
115
|
Letter frequency
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
114
|
Averages/Median
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
114
|
Classes
|
O |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
114
|
Find limit of recursion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
114
|
Perfect numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
114
|
Rename a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
114
|
String matching
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
113
|
Align columns
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
113
|
Environment variables
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
113
|
Input loop
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
112
|
Look-and-say sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
112
|
Pangram checker
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
112
|
Random numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
112
|
Return multiple values
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
111
|
HTTP
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
111
|
Hostname
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
110
|
Arithmetic/Complex
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
110
|
Assertions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
110
|
Conway's Game of Life
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
109
|
Catalan numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
109
|
Sierpinski triangle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
108
|
Accumulator factory
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
108
|
Infinity
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
108
|
Temperature conversion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
107
|
Arithmetic-geometric mean
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
107
|
Strip a set of characters from a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
107
|
Substring/Top and tail
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
107
|
Variadic function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
106
|
Averages/Pythagorean means
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
106
|
Evaluate binomial coefficients
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
106
|
Horner's rule for polynomial evaluation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
106
|
Levenshtein distance
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
106
|
Permutations
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
106
|
Reverse words in a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
106
|
Run-length encoding
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
105
|
Prime decomposition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
105
|
Program name
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
105
|
String append
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
104
|
Anonymous recursion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
104
|
Regular expressions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
104
|
String interpolation (included)
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
104
|
Strip whitespace from a string/Top and tail
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
104
|
Zig-zag matrix
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
103
|
Bulls and cows
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
103
|
Comma quibbling
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
103
|
Sorting algorithms/Merge sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
103
|
Trigonometric functions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
102
|
Combinations
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
102
|
Exceptions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
102
|
Nth root
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
102
|
Queue/Definition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
101
|
Ordered words
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
101
|
Sorting algorithms/Selection sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
101
|
The Twelve Days of Christmas
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
100
|
Call a function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
100
|
Harshad or Niven series
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
100
|
Middle three digits
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
100
|
Sum multiples of 3 and 5
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
99
|
N'th
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
99
|
Power set
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
99
|
Shell one-liner
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
99
|
Short-circuit evaluation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
99
|
Sierpinski carpet
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
99
|
String prepend
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
99
|
Sum digits of an integer
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
98
|
24 game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
98
|
Create a two-dimensional array at runtime
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
98
|
Vector products
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
97
|
Arbitrary-precision integers (included)
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
97
|
Range extraction
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
97
|
Y combinator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
96
|
Interactive programming
|
⑪ |
⑫ |
⑬ |
O |
⑮ |
⑯ |
⑰ |
⑱ |
O |
⑳
|
96
|
Range expansion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
96
|
Sorting algorithms/Gnome sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
95
|
Collections
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
95
|
Digital root
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
95
|
Enumerations
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
95
|
Execute Brain****
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
95
|
Walk a directory/Non-recursively
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
94
|
Abundant, deficient and perfect number classifications
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
94
|
Sequence of non-squares
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
94
|
Time a function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
93
|
Evolutionary algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
93
|
Exponentiation operator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
93
|
First-class functions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
93
|
Sorting algorithms/Cocktail sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
92
|
Averages/Mode
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
92
|
Create an HTML table
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
92
|
Inheritance/Single
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
92
|
MD5
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
92
|
One-dimensional cellular automata
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
92
|
Random number generator (included)
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
91
|
Cumulative standard deviation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
91
|
Dragon curve
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
91
|
Hello world/Newbie
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
91
|
Hofstadter Q sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
91
|
Number names
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
91
|
Sort using a custom comparator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
91
|
Sorting algorithms/Bogosort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
90
|
Amicable pairs
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
90
|
Forward difference
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
90
|
JSON
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
90
|
Monty Hall problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
90
|
Symmetric difference
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
89
|
Averages/Simple moving average
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
89
|
Hamming numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
89
|
Josephus problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
89
|
Langton's ant
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
89
|
Price fraction
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
89
|
String comparison
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
88
|
Entropy
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
88
|
Gray code
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
87
|
Greatest subsequential sum
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
87
|
Number reversal game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
87
|
Sorting algorithms/Heapsort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
86
|
CSV data manipulation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
86
|
Catamorphism
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
86
|
Five weekends
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
86
|
Map range
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
86
|
Menu
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
86
|
Tree traversal
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
85
|
Abstract type
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
85
|
CSV to HTML translation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
85
|
Calculating the value of e
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
85
|
Compare a list of strings
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
84
|
Almost prime
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
84
|
Floyd's triangle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
84
|
SEDOLs
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
84
|
Simple windowed application
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
84
|
Terminal control/Clear the screen
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
84
|
Walk a directory/Recursively
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
84
|
Window creation
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
83
|
Last Friday of each month
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
83
|
Monte Carlo methods
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
83
|
Non-decimal radices/Convert
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
83
|
Queue/Usage
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
83
|
Sort an array of composite structures
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
82
|
Closures/Value capture
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
82
|
Count in factors
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
82
|
File modification time
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
82
|
Introspection
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
82
|
Set
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
82
|
URL decoding
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
82
|
Word wrap
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
81
|
Box the compass
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
81
|
Order two numerical lists
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
81
|
Terminal control/Ringing the terminal bell
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
81
|
Top rank per group
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
CRC-32
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
Find the last Sunday of each month
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
Hello world/Line printer
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
80
|
Here document
|
⑪ |
O |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
Literals/Floating point
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
Long multiplication
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
Read a specific line from a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
Roots of unity
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
80
|
Sorting algorithms/Shell sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Bitmap
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Concurrent computing
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Count the coins
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Find common directory path
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Jensen's Device
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Playing cards
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Repeat
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Show the epoch
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Singly-linked list/Traversal
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Sorting algorithms/Counting sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Spiral matrix
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Split a character string based on change of character
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
Web scraping
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
79
|
XML/Input
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
78
|
Address of a variable
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
O |
⑰ |
O |
⑲ |
⑳
|
78
|
Date manipulation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
78
|
Dynamic variable names
|
⑪ |
⑫ |
⑬ |
O |
⑮ |
⑯ |
⑰ |
⑱ |
O |
⑳
|
78
|
Multifactorial
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
78
|
Operator precedence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
78
|
Pythagorean triples
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
78
|
Sockets
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
Find the missing permutation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
Kaprekar numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
Knapsack problem/0-1
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
Linear congruential generator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
Lucas-Lehmer test
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
Munchausen numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
77
|
Proper divisors
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
Soundex
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
77
|
Strip comments from a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
77
|
URL encoding
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
76
|
Averages/Mean angle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
76
|
Call an object method
|
O |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
76
|
Keyboard input/Obtain a Y or N response
|
⑪ |
|
⑬ |
⑭ |
|
⑯ |
⑰ |
|
⑲ |
⑳
|
76
|
Modular inverse
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
76
|
Phrase reversals
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
76
|
Sudoku
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Man or boy test
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Non-decimal radices/Output
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Pi
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Population count
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Semordnilap
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Show ASCII table
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Sorting algorithms/Comb sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
75
|
Unicode variable names
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Anagrams/Deranged anagrams
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Calendar
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Equilibrium index
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Fibonacci n-step number sequences
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
List comprehensions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Parsing/RPN calculator algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Read a configuration file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
SHA-1
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Vigenère cipher
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
74
|
Write entire file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
AKS test for primes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Animation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
73
|
Empty directory
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Execute HQ9+
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Flow-control structures
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Gamma function
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Hello world/Web server
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Multiple distinct objects
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Sort disjoint sublist
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
73
|
Special characters
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
73
|
Take notes on the command line
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Convert seconds to compound duration
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Exceptions/Catch an exception thrown in a nested call
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Guess the number/With feedback (player)
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Quaternion type
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Rock-paper-scissors
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
72
|
SHA-256
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Singly-linked list/Element definition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Stair-climbing puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
72
|
Zeckendorf number representation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Currying
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Enforced immutability
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Euler's sum of powers conjecture
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Four bit adder
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Fractal tree
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Longest common subsequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Polymorphism
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
71
|
Rep-string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
15 puzzle game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
|
⑳
|
70
|
Anti-primes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Bitmap/Bresenham's line algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Call a foreign-language function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Closest-pair problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Combinations with repetitions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Horizontal sundial calculations
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
IBAN
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Largest int from concatenated ints
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Numerical integration
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Old lady swallowed a fly
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Sorting algorithms/Stooge sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Trabb Pardo–Knuth algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
70
|
Write float arrays to a text file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Catalan numbers/Pascal's triangle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Constrained random points on a circle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Draw a sphere
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Fork
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Magic squares of odd order
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Maze generation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Named parameters
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
O |
O |
⑳
|
69
|
Priority queue
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Self-describing numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Sorting algorithms/Pancake sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Text processing/Max licenses in use
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
69
|
Thue-Morse
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
68
|
Barnsley fern
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
68
|
Euler method
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
68
|
Extend your language
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
O |
⑲ |
⑳
|
68
|
Jump anywhere
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
68
|
Van der Corput sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Amb
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Benford's law
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Chinese remainder theorem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Department numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Fast Fourier transform
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Morse code
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
67
|
Nested function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Pernicious numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Remove lines from a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Roots of a function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Sequence of primes by trial division
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Sort stability
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Special variables
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
67
|
Unix/ls
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
66
|
Arithmetic/Rational
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
66
|
Circles of given radius through two points
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
66
|
One of n lines in a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
66
|
Runtime evaluation
|
⑪ |
⑫ |
⑬ |
O |
⑮ |
O |
⑰ |
⑱ |
O |
⑳
|
66
|
Strip control codes and extended characters from a string
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
66
|
Variable size/Get
|
⑪ |
O |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Continued fraction
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Documentation
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
65
|
General FizzBuzz
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
HTTPS
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Hofstadter-Conway $10,000 sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Inheritance/Multiple
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Narcissistic decimal number
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Optional parameters
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Roots of a quadratic function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
65
|
Tic-tac-toe
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
64
|
Angle difference between two bearings
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
64
|
Damm algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
64
|
Factors of a Mersenne number
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
64
|
Jewels and stones
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
64
|
Reduced row echelon form
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
64
|
Word frequency
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
64
|
Write language name in 3D ASCII
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
64
|
XML/Output
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
64
|
Yin and yang
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
100 prisoners
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
63
|
Animate a pendulum
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
|
⑳
|
63
|
Exponentiation order
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Get system command output
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Globally replace text in several files
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Memory allocation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Modular exponentiation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Non-decimal radices/Input
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Plot coordinate pairs
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
63
|
Probabilistic choice
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Semiprime
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Singly-linked list/Element insertion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Sort three variables
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Stern-Brocot sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
63
|
Undefined values
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
62
|
Arithmetic evaluation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
62
|
Best shuffle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
62
|
Binary strings
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
62
|
Cholesky decomposition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
62
|
Mouse position
|
|
⑫ |
⑬ |
|
|
|
⑰ |
|
|
⑳
|
62
|
Runge-Kutta method
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
62
|
Test a function
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
61
|
Averages/Mean time of day
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
61
|
Draw a clock
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
61
|
Emirp primes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
61
|
Generator/Exponential
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
61
|
Sorting algorithms/Sleep sort
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
61
|
Truncatable primes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
61
|
User input/Graphical
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
|
⑳
|
60
|
24 game/Solve
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Bitmap/Write a PPM file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
CUSIP
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Cartesian product of two or more lists
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Extract file extension
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Gapful numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Huffman coding
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Knapsack problem/Continuous
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Miller–Rabin primality test
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Partial function application
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Sorting algorithms/Bead sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Subleq
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Unicode strings
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
60
|
Van Eck sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
2048
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
59
|
9 billion names of God the integer
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Abundant odd numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
59
|
Add a variable to a class instance at runtime
|
|
O |
|
O |
⑮ |
O |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Brownian tree
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Dutch national flag problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Host introspection
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
59
|
JortSort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Knapsack problem/Unbounded
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Knight's tour
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Left factorials
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Longest common prefix
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
59
|
Two sum
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
58
|
4-rings or 4-squares puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
Compile-time calculation
|
⑪ |
O |
⑬ |
⑭ |
⑮ |
⑯ |
O |
⑱ |
⑲ |
⑳
|
58
|
Hash join
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
I before E except after C
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
Integer overflow
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
Leonardo numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
58
|
Ludic numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
Mad Libs
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
Odd word problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
Random number generator (device)
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
58
|
Stem-and-leaf plot
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Deal cards for FreeCell
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Define a primitive data type
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
57
|
Delegates
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Doubly-linked list/Element definition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Draw a cuboid
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
LZW compression
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Long year
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
57
|
Magic 8-ball
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Matrix-exponentiation operator
|
|
O |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
57
|
Multisplit
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Scope modifiers
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
57
|
Sierpinski triangle/Graphical
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Singleton
|
|
⑫ |
⑬ |
⑭ |
⑮ |
O |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Sorting algorithms/Permutation sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Square but not cube
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
57
|
Terminal control/Coloured text
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Terminal control/Display an extended character
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Ternary logic
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
57
|
Topological sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
57
|
Truncate a file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
57
|
Unbias a random generator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
DNS query
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Determine if a string has all the same characters
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Dinesman's multiple-dwelling problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Discordian date
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Extreme floating point values
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
56
|
Fibonacci word
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Forest fire
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
56
|
Grayscale image
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Quickselect algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Rosetta Code/Rank languages by popularity
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
56
|
Stack traces
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
55
|
Base64 encode data
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
55
|
Modulinos
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
55
|
Munching squares
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
55
|
Pascal matrix generation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
55
|
Runtime evaluation/In an environment
|
⑪ |
⑫ |
⑬ |
|
⑮ |
O |
⑰ |
⑱ |
O |
⑳
|
55
|
XML/XPath
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
|
⑲ |
⑳
|
54
|
Attractive numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Bernoulli numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Chinese zodiac
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Determine if a string is collapsible
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Draw a pixel
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
|
|
⑳
|
54
|
FASTA format
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
54
|
Handle a signal
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
ISBN13 check digit
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Iterated digits squaring
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Kernighans large earthquake problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Pointers and references
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
O |
⑱ |
⑲ |
⑳
|
54
|
Synchronous concurrency
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Terminal control/Cursor positioning
|
⑪ |
|
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Universal Turing machine
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
54
|
Wireworld
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
53
|
Base64 decode data
|
|
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Call a function in a shared library
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Convert decimal number to rational
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Dijkstra's algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Dining philosophers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Heronian triangles
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Keyboard input/Keypress check
|
⑪ |
⑫ |
⑬ |
|
|
⑯ |
⑰ |
|
⑲ |
⑳
|
53
|
Longest common substring
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
53
|
Loops/Increment loop index within loop body
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
53
|
Maximum triangle path sum
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Non-continuous subsequences
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Perfect shuffle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Send email
|
⑪ |
⑫ |
⑬ |
⑭ |
O |
⑯ |
⑰ |
O |
⑲ |
⑳
|
53
|
Seven-sided dice from five-sided dice
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Statistics/Basic
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Text processing/2
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Validate International Securities Identification Number
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
Vector
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
53
|
XML/DOM serialization
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
52
|
Copy stdin to stdout
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
|
⑱ |
⑲ |
⑳
|
52
|
First-class functions/Use numbers analogously
|
⑪ |
O |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Gaussian elimination
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Inverted syntax
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Longest increasing subsequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Pig the dice game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Polynomial regression
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Rate counter
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Smith numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Strip block comments
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
52
|
Tokenize a string with escaping
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
51
|
Associative array/Merging
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
51
|
Farey sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
51
|
GUI component interaction
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
|
⑳
|
51
|
Holidays related to Easter
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
|
⑲ |
⑳
|
51
|
Longest string challenge
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
51
|
McNuggets problem
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
|
51
|
Move-to-front algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
51
|
Respond to an unknown method call
|
|
O |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
51
|
Sattolo cycle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
51
|
Shoelace formula for polygonal area
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
50
|
Archimedean spiral
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
50
|
Cantor set
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
50
|
Colour bars/Display
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
|
⑳
|
50
|
Find the intersection of two lines
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
50
|
Fractran
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
50
|
Jaro similarity
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
50
|
Make directory path
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
50
|
Naming conventions
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
50
|
Password generator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
50
|
RPG attributes generator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
50
|
Search a list of records
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
50
|
Stable marriage problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
50
|
Text processing/1
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
50
|
Zebra puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
49
|
Chaos game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
49
|
Determinant and permanent
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
49
|
Doubly-linked list/Element insertion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
49
|
Doubly-linked list/Traversal
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
49
|
Greyscale bars/Display
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
⑳
|
49
|
Hofstadter Figure-Figure sequences
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
49
|
Last letter-first letter
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
49
|
Metaprogramming
|
⑪ |
O |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
49
|
Sort numbers lexicographically
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
48
|
Determine if a string has all unique characters
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
48
|
Echo server
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
48
|
Egyptian division
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
48
|
Execute a Markov algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
48
|
Extensible prime generator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
48
|
History variables
|
⑪ |
⑫ |
⑬ |
O |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
48
|
Polymorphic copy
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
⑲ |
⑳
|
48
|
Polynomial long division
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
48
|
Visualize a tree
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
48
|
Water collected between towers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
47
|
Append a record to the end of a text file
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
47
|
Bitmap/Flood fill
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
47
|
Fusc sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
47
|
Kronecker product
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
47
|
Narcissist
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
47
|
OpenGL
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
47
|
Problem of Apollonius
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
47
|
Ulam spiral (for primes)
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
47
|
Verify distribution uniformity/Naive
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
46
|
Active object
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
46
|
Average loop length
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
46
|
Determine if only one instance is running
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
|
⑲ |
⑳
|
46
|
Element-wise operations
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
46
|
Nim game
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
|
|
|
46
|
Parsing/Shunting-yard algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
46
|
Remove vowels from a string
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
⑲ |
|
46
|
Set consolidation
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
46
|
Sorting algorithms/Radix sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
46
|
Sparkline in unicode
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
46
|
Two identical strings
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
|
|
|
45
|
Bulls and cows/Player
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Carmichael 3 strong pseudoprimes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Determine if a string is squeezable
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Doubly-linked list/Definition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Generate Chess960 starting position
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Image noise
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
45
|
Recaman's sequence
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
45
|
Rosetta Code/Count examples
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Send an unknown method call
|
|
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
⑳
|
45
|
Spinning rod animation/Text
|
⑪ |
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
|
|
45
|
Sum to 100
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Taxicab numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
45
|
Text between
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Atomic updates
|
|
⑫ |
⑬ |
⑭ |
O |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Bitmap/Read a PPM file
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Currency
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
44
|
Digital root/Multiplicative digital root
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Elementary cellular automaton
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Flipping bits game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
44
|
GUI/Maximum window dimensions
|
⑪ |
⑫ |
⑬ |
|
|
⑯ |
|
|
|
⑳
|
44
|
Hickerson series of almost integers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Percentage difference between images
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Secure temporary file
|
⑪ |
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Sorting Algorithms/Circle Sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
44
|
Subtractive generator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
44
|
Truth table
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
43
|
Bell numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
43
|
Days between dates
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
43
|
Deepcopy
|
|
⑫ |
⑬ |
⑭ |
⑮ |
O |
⑰ |
|
|
⑳
|
43
|
Fivenum
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
43
|
Inverted index
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
43
|
Keyboard input/Flush the keyboard buffer
|
⑪ |
|
⑬ |
|
|
⑯ |
⑰ |
|
⑲ |
⑳
|
43
|
Knapsack problem/Bounded
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
43
|
MD5/Implementation
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
|
⑲ |
⑳
|
43
|
Permutations/Derangements
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
43
|
Ranking methods
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
43
|
S-expressions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
43
|
Sailors, coconuts and a monkey problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
43
|
Start from a main routine
|
⑪ |
O |
⑬ |
O |
⑮ |
O |
⑰ |
⑱ |
O |
⑳
|
43
|
Summarize and say sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
43
|
Table creation/Postal addresses
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
43
|
The Name Game
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
43
|
Twelve statements
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
43
|
UTF-8 encode and decode
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
43
|
Voronoi diagram
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
42
|
Aliquot sequence classifications
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
42
|
Balanced ternary
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
42
|
Bitmap/Midpoint circle algorithm
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
42
|
Calendar - for "REAL" programmers
|
⑪ |
O |
⑬ |
|
⑮ |
O |
⑰ |
⑱ |
⑲ |
⑳
|
42
|
Combinations and permutations
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
42
|
Hilbert curve
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
42
|
Musical scale
|
⑪ |
|
⑬ |
⑭ |
⑮ |
|
|
|
|
⑳
|
42
|
Pascal's triangle/Puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
42
|
Permutations by swapping
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
42
|
Permutations with repetitions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
42
|
Sort a list of object identifiers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
42
|
Speech synthesis
|
⑪ |
|
⑬ |
|
|
⑯ |
⑰ |
O |
|
⑳
|
42
|
Terminal control/Dimensions
|
⑪ |
|
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
⑳
|
41
|
Casting out nines
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
41
|
Chowla numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
41
|
Color of a screen pixel
|
⑪ |
⑫ |
⑬ |
|
|
|
⑰ |
|
|
⑳
|
41
|
GUI enabling/disabling of controls
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
|
⑳
|
41
|
Loops/With multiple ranges
|
⑪ |
⑫ |
|
|
⑮ |
|
⑰ |
⑱ |
|
|
41
|
Parallel calculations
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
41
|
Permutation test
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
41
|
Prime conspiracy
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
41
|
Primorial numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
41
|
Sorting algorithms/Strand sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
41
|
Sum of divisors
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
⑲ |
|
41
|
Topswops
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
41
|
Totient function
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
41
|
Variable size/Set
|
⑪ |
O |
⑬ |
⑭ |
⑮ |
⑯ |
O |
⑱ |
⑲ |
⑳
|
40
|
21 game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
|
|
40
|
Abbreviations, easy
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
40
|
Cramer's rule
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
40
|
Euler's identity
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
40
|
Feigenbaum constant calculation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
40
|
Julia set
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
40
|
Magic squares of doubly even order
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
40
|
Parametric polymorphism
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
O |
O |
⑲ |
O
|
40
|
Ray-casting algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
40
|
Rosetta Code/Find bare lang tags
|
⑪ |
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
|
⑳
|
40
|
Scope/Function names and labels
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
40
|
Statistics/Normal distribution
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
40
|
Tau number
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
|
40
|
Variable-length quantity
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Abbreviations, automatic
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Brace expansion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Brazilian numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
39
|
Colour pinstripe/Display
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
|
⑳
|
39
|
Create a file on magnetic tape
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
O |
⑲ |
⑳
|
39
|
Cuban primes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
39
|
Cycle detection
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
39
|
Display a linear combination
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Events
|
⑪ |
|
⑬ |
|
|
⑯ |
|
⑱ |
|
⑳
|
39
|
File extension is in extensions list
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Floyd-Warshall algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Kahan summation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Knuth's algorithm S
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
LU decomposition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Largest number divisible by its digits
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
39
|
Long primes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
39
|
MAC Vendor Lookup
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
39
|
Metered concurrency
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Multiple regression
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Order disjoint list items
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Palindrome dates
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
|
|
39
|
Parsing/RPN to infix conversion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Penney's game
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Perfect totient numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
39
|
Pythagorean quadruples
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
39
|
Sutherland-Hodgman polygon clipping
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
39
|
Terminal control/Hiding the cursor
|
⑪ |
|
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
|
⑳
|
38
|
Approximate equality
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Bioinformatics/base count
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
38
|
Break OO privacy
|
|
⑫ |
|
⑭ |
⑮ |
O |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Constrained genericity
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
O
|
38
|
Convex hull
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Find the intersection of a line with a plane
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
38
|
Four is magic
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
|
|
38
|
Function prototype
|
⑪ |
O |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
O
|
38
|
Humble numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Idiomatically determine all the lowercase and uppercase letters
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
|
⑳
|
38
|
Input/Output for lines of text
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Input/Output for pairs of numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Isqrt (integer square root) of X
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
38
|
Loops/Wrong ranges
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
|
38
|
Lychrel numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Maze solving
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Mertens function
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
38
|
Metronome
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
|
⑳
|
38
|
Minesweeper game
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
38
|
Pathological floating point problems
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
|
38
|
Primality by Wilson's theorem
|
⑪ |
⑫ |
|
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
38
|
QR decomposition
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
38
|
Read a file character by character/UTF8
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
38
|
Solve the no connection puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
38
|
Substitution cipher
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
38
|
Terminal control/Inverse video
|
⑪ |
|
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
⑳
|
38
|
Vampire number
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
37
|
Abbreviations, simple
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
37
|
Fibonacci word/fractal
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
37
|
Find palindromic numbers in both binary and ternary bases
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
37
|
MD4
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
37
|
Object serialization
|
O |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
37
|
Safe primes and unsafe primes
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
37
|
Square-free integers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
37
|
Test integerness
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
37
|
Words containing "the" substring
|
⑪ |
|
|
⑭ |
|
|
|
|
|
⑳
|
36
|
Bitwise IO
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
36
|
Check output device is a terminal
|
⑪ |
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
36
|
Egyptian fractions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
36
|
Largest proper divisor of n
|
⑪ |
|
|
⑭ |
⑮ |
⑯ |
|
|
|
|
36
|
Multiline shebang
|
|
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
36
|
Numerical integration/Gauss-Legendre Quadrature
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
36
|
Ordered partitions
|
⑪ |
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
36
|
Pentagram
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
|
⑳
|
36
|
Pinstripe/Display
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
|
⑳
|
36
|
Pythagoras tree
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
36
|
RIPEMD-160
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
36
|
RSA code
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
36
|
Tau function
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
⑲ |
|
36
|
Terminal control/Unicode output
|
|
|
⑬ |
|
|
⑯ |
⑰ |
⑱ |
|
⑳
|
35
|
Arithmetic-geometric mean/Calculate Pi
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
35
|
Bitmap/Bézier curves/Cubic
|
|
|
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
35
|
Determine if two triangles overlap
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
35
|
Entropy/Narcissist
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
35
|
Factorions
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
35
|
Lah numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
35
|
Numbers divisible by their individual digits, but not by the product of their digits.
|
⑪ |
|
|
|
⑮ |
⑯ |
|
|
|
|
35
|
Parametrized SQL statement
|
|
⑫ |
⑬ |
⑭ |
O |
⑯ |
⑰ |
|
O |
⑳
|
35
|
Sequence: smallest number with exactly n divisors
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
35
|
Subset sum problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
35
|
Yellowstone sequence
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
34
|
Cheryl's birthday
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
34
|
Church numerals
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
|
|
34
|
Conjugate transpose
|
⑪ |
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
34
|
Coprimes
|
⑪ |
|
|
⑭ |
⑮ |
⑯ |
|
|
|
|
34
|
Galton box animation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
34
|
Integer roots
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
34
|
Multi-dimensional array
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
⑲ |
⑳
|
34
|
Mutex
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
34
|
Old Russian measure of length
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
|
⑲ |
⑳
|
34
|
Partition an integer x into n primes
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
34
|
Pattern matching
|
⑪ |
O |
⑬ |
⑭ |
⑮ |
⑯ |
|
|
|
⑳
|
34
|
Poker hand analyser
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
34
|
Set puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
34
|
Sorting algorithms/Patience sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
34
|
Straddling checkerboard
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
34
|
Sum of the digits of n is substring of n
|
⑪ |
|
|
⑭ |
⑮ |
⑯ |
|
|
⑲ |
|
34
|
Textonyms
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
34
|
Topic variable
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
O |
O
|
33
|
Apply a digital filter (direct form II transposed)
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
33
|
Bitcoin/address validation
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
33
|
Check input device is a terminal
|
⑪ |
O |
⑬ |
|
O |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
33
|
Continued fraction/Arithmetic/Construct from rational number
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
33
|
Decimal floating point number to binary
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
33
|
Executable library
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
⑳
|
33
|
Frobenius numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
|
|
|
|
33
|
Multiplicative order
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
33
|
Negative base numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
|
33
|
Parse command-line arguments
|
⑪ |
|
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
33
|
Resistor mesh
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
33
|
Solve a Hidato puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
33
|
Strong and weak primes
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
33
|
Terminal control/Cursor movement
|
⑪ |
|
⑬ |
|
|
|
|
⑱ |
|
⑳
|
33
|
Type detection
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
⑱ |
⑲ |
|
33
|
Xiaolin Wu's line algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
33
|
Zumkeller numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
32
|
Bitmap/Bézier curves/Quadratic
|
|
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
32
|
Chaocipher
|
|
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
32
|
Chat server
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
32
|
Compiler/lexical analyzer
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
|
|
|
|
32
|
Cousin primes
|
⑪ |
|
|
|
⑮ |
⑯ |
|
|
|
|
32
|
Dice game probabilities
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
32
|
Draw a rotating cube
|
|
⑫ |
⑬ |
|
|
⑯ |
|
|
|
⑳
|
32
|
Eban numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
32
|
Execute SNUSP
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
32
|
Faulhaber's formula
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
32
|
Faulhaber's triangle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
32
|
First power of 2 that has leading decimal digits of 12
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
32
|
Implicit type conversion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
⑱ |
⑲ |
⑳
|
32
|
Mersenne primes
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
⑱ |
⑲ |
|
32
|
Mian-Chowla sequence
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
|
|
|
32
|
Nice primes
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
|
|
⑲ |
|
32
|
Primes which sum of digits is 25
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
⑲ |
⑳
|
32
|
Product of divisors
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
⑲ |
|
32
|
Reflection/List properties
|
⑪ |
⑫ |
|
O |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
32
|
Rosetta Code/Find unimplemented tasks
|
|
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
32
|
Set of real numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
32
|
Sexy primes
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
32
|
Simple database
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
32
|
Sorting algorithms/Cycle sort
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
⑲ |
⑳
|
32
|
URL parser
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
|
⑳
|
32
|
Use another language to call a function
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
32
|
Write to Windows event log
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
⑳
|
32
|
Zhang-Suen thinning algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
31
|
Arena storage pool
|
⑪ |
|
⑬ |
⑭ |
⑮ |
O |
|
⑱ |
|
⑳
|
31
|
Bacon cipher
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
31
|
Bitmap/Histogram
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
31
|
Check Machin-like formulas
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
|
⑲ |
⑳
|
31
|
Checkpoint synchronization
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
31
|
Diversity prediction theorem
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
|
31
|
Extra primes
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
⑰ |
|
⑲ |
|
31
|
FTP
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
31
|
First class environments
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
31
|
Gauss-Jordan matrix inversion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
31
|
Jacobi symbol
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
31
|
Keyboard macros
|
⑪ |
⑫ |
⑬ |
O |
|
|
⑰ |
|
|
⑳
|
31
|
Length of an arc between two angles
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
31
|
Longest common suffix
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
|
|
⑲ |
|
31
|
Modular arithmetic
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
31
|
Numbers with prime digits whose sum is 13
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
⑲ |
|
31
|
Numeric error propagation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
31
|
Parallel brute force
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
|
⑱ |
⑲ |
|
31
|
Pell's equation
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
31
|
Rosetta Code/Fix code tags
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
31
|
Sequence: smallest number greater than previous term with exactly n divisors
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
31
|
Stirling numbers of the second kind
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
31
|
Strange numbers
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
|
|
31
|
Sum of first n cubes
|
⑪ |
|
|
|
⑮ |
⑯ |
|
|
|
|
31
|
Super-d numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
31
|
Terminal control/Preserve screen
|
⑪ |
⑫ |
⑬ |
|
|
|
|
⑱ |
|
⑳
|
31
|
Weird numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
31
|
Word break problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
|
30
|
AVL tree
|
|
⑫ |
|
⑭ |
|
⑯ |
|
|
⑲ |
⑳
|
30
|
Death Star
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
|
|
⑲ |
⑳
|
30
|
Decision tables
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
⑲ |
⑳
|
30
|
Deconvolution/1D
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
30
|
HTTPS/Authenticated
|
|
|
⑬ |
|
|
⑯ |
⑰ |
⑱ |
|
⑳
|
30
|
Koch curve
|
|
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
30
|
Numbers which binary and ternary digit sum are prime
|
⑪ |
|
|
|
⑮ |
⑯ |
|
|
|
|
30
|
Pragmatic directives
|
⑪ |
|
⑬ |
|
⑮ |
|
|
|
⑲ |
⑳
|
30
|
Smarandache prime-digital sequence
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
30
|
Special Divisors
|
⑪ |
|
|
⑭ |
⑮ |
|
|
|
|
|
30
|
State name puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
30
|
Stirling numbers of the first kind
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
30
|
Stream merge
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
30
|
Triplet of three numbers
|
⑪ |
|
|
|
⑮ |
|
|
|
|
|
30
|
Update a configuration file
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
30
|
Verify distribution uniformity/Chi-squared test
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
30
|
Window creation/X11
|
|
⑫ |
⑬ |
|
|
⑯ |
|
|
|
⑳
|
30
|
Word wheel
|
⑪ |
|
|
⑭ |
|
⑯ |
⑰ |
|
|
|
29
|
ABC words
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
|
|
⑳
|
29
|
Base-16 representation
|
⑪ |
|
|
⑭ |
|
⑯ |
|
|
|
|
29
|
Burrows–Wheeler transform
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
29
|
Fairshare between two and more
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
29
|
Find first and last set bit of a long integer
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
29
|
Formal power series
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
29
|
Fraction reduction
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
29
|
Honeycombs
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
|
|
⑳
|
29
|
Law of cosines - triples
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
29
|
Memory layout of a data structure
|
⑪ |
O |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
⑲ |
⑳
|
29
|
Peano curve
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
|
|
29
|
Perlin noise
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
|
⑱ |
⑲ |
⑳
|
29
|
Polyspiral
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
29
|
Ramsey's theorem
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
|
⑲ |
⑳
|
29
|
Range consolidation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
29
|
Smallest square that begins with n
|
⑪ |
|
|
⑭ |
|
⑯ |
⑰ |
|
|
|
29
|
Strange plus numbers
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
|
|
29
|
Successive prime differences
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
29
|
Sum and product puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
29
|
Superellipse
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
|
|
29
|
Superpermutation minimisation
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
|
29
|
Table creation
|
⑪ |
|
⑬ |
|
⑮ |
|
⑰ |
|
|
⑳
|
29
|
Thiele's interpolation formula
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
29
|
Unprimeable numbers
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
|
29
|
World Cup group stage
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
28
|
Active Directory/Connect
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
|
⑲ |
⑳
|
28
|
Angles (geometric), normalization and conversion
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
|
|
28
|
Chebyshev coefficients
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
|
28
|
Chemical calculator
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
28
|
Find largest left truncatable prime in a given base
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
28
|
Find prime numbers of the form n*n*n+2
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
28
|
Find words with alternating vowels and consonants
|
⑪ |
|
|
⑭ |
|
⑯ |
⑰ |
|
|
|
28
|
First perfect square in base n with n unique digits
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
28
|
Machine code
|
|
|
⑬ |
|
|
|
|
|
⑲ |
⑳
|
28
|
Möbius function
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
28
|
Natural sorting
|
|
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
28
|
Nautical bell
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
28
|
Nonoblock
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
28
|
Numbers with equal rises and falls
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
|
|
|
28
|
Plasma effect
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
|
|
28
|
Reflection/List methods
|
|
⑫ |
|
O |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
28
|
Same fringe
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
28
|
Solve a Holy Knight's tour
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
28
|
Sorting algorithms/Cocktail sort with shifting bounds
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
28
|
Strange unique prime triplets
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
28
|
The ISAAC Cipher
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
|
|
⑲ |
⑳
|
28
|
Tonelli-Shanks algorithm
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
⑲ |
|
27
|
A* search algorithm
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
|
⑱ |
⑲ |
|
27
|
Additive primes
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
27
|
Birthday problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
27
|
Card shuffles
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
27
|
Circular primes
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
|
|
⑲ |
|
27
|
Create an object at a given address
|
|
O |
⑬ |
⑭ |
O |
O |
O |
O |
⑲ |
⑳
|
27
|
Cut a rectangle
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
27
|
Distributed programming
|
|
|
⑬ |
|
|
⑯ |
⑰ |
|
⑲ |
⑳
|
27
|
Fermat numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
⑳
|
27
|
Finite state machine
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
|
⑱ |
⑲ |
⑳
|
27
|
Go Fish
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
27
|
Hunt the Wumpus
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
|
|
|
27
|
Image convolution
|
|
⑫ |
⑬ |
|
⑮ |
|
⑰ |
|
⑲ |
⑳
|
27
|
Minimum positive multiple in base 10 using only 0 and 1
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
27
|
Monads/Maybe monad
|
⑪ |
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
27
|
N-smooth numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
27
|
Palindromic gapful numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
27
|
Paraffins
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
27
|
Partition function P
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
|
|
|
|
27
|
Pierpont primes
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
⑱ |
⑲ |
|
27
|
Primes with digits in nondecreasing order
|
⑪ |
|
|
|
⑮ |
|
|
|
|
|
27
|
Ramer-Douglas-Peucker line simplification
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
⑱ |
⑲ |
|
27
|
Safe addition
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
⑲ |
⑳
|
27
|
Sequence of primorial primes
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
27
|
Shift list elements to left by 3
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
|
|
27
|
Sierpinski pentagon
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
27
|
Teacup rim text
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
26
|
Abelian sandpile model
|
|
⑫ |
|
⑭ |
⑮ |
⑯ |
|
|
|
|
26
|
Alternade words
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
⑳
|
26
|
Bin given limits
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
|
|
⑳
|
26
|
Color wheel
|
|
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
|
|
26
|
Find words which contains more than 3 e vowels
|
⑪ |
|
|
⑭ |
|
⑯ |
|
|
|
|
26
|
Fixed length records
|
⑪ |
|
|
⑭ |
⑮ |
|
|
⑱ |
|
⑳
|
26
|
Function frequency
|
⑪ |
|
⑬ |
|
⑮ |
|
|
|
|
⑳
|
26
|
Hough transform
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
26
|
Increasing gaps between consecutive Niven numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
26
|
Kronecker product based fractals
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
26
|
Magic squares of singly even order
|
|
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
26
|
Mayan numerals
|
⑪ |
⑫ |
|
|
⑮ |
⑯ |
|
⑱ |
|
|
26
|
Parse an IP Address
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
|
⑳
|
26
|
Snake and Ladder
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
|
⑲ |
|
26
|
Summarize primes
|
⑪ |
|
|
⑭ |
|
⑯ |
⑰ |
|
|
|
26
|
Welch's t-test
|
|
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
⑳
|
25
|
Audio alarm
|
⑪ |
⑫ |
⑬ |
|
|
|
⑰ |
⑱ |
|
⑳
|
25
|
Base58Check encoding
|
⑪ |
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
|
25
|
Cipolla's algorithm
|
|
⑫ |
⑬ |
|
⑮ |
|
|
⑱ |
⑲ |
|
25
|
Elliptic curve arithmetic
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
25
|
Generate random chess position
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
25
|
Idiomatically determine all the characters that can be used for symbols
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
|
⑱ |
|
⑳
|
25
|
Intersecting number wheels
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
⑱ |
⑲ |
|
25
|
K-means++ clustering
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
|
|
⑲ |
⑳
|
25
|
Kolakoski sequence
|
|
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
25
|
Linux CPU utilization
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
⑳
|
25
|
List rooted trees
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
|
25
|
Long literals, with continuations
|
⑪ |
|
|
|
⑮ |
|
|
⑱ |
|
⑳
|
25
|
Magnanimous numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
⑰ |
|
|
|
25
|
Make a backup file
|
⑪ |
⑫ |
⑬ |
|
|
|
⑰ |
|
|
⑳
|
25
|
Next highest int from digits
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
|
25
|
Play recorded sounds
|
|
|
⑬ |
|
|
|
⑰ |
|
|
⑳
|
25
|
Playfair cipher
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
25
|
Pseudo-random numbers/PCG32
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
25
|
RCRPG
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
|
⑲ |
⑳
|
25
|
Random Latin squares
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
25
|
Simulate input/Keyboard
|
⑪ |
⑫ |
⑬ |
|
|
|
|
O |
|
⑳
|
25
|
Total circles area
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
25
|
Yahoo! search interface
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
|
⑲ |
⑳
|
24
|
Common sorted list
|
⑪ |
|
|
⑭ |
⑮ |
⑯ |
|
|
|
|
24
|
De Bruijn sequences
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
|
24
|
Elementary cellular automaton/Random Number Generator
|
|
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
24
|
Markov chain text generator
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
⑲ |
|
24
|
Matrix chain multiplication
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
|
|
24
|
Mind boggling card trick
|
⑪ |
|
|
|
⑮ |
⑯ |
⑰ |
⑱ |
|
|
24
|
Padovan sequence
|
⑪ |
|
|
⑭ |
⑮ |
⑯ |
⑰ |
|
|
|
24
|
Percolation/Mean run density
|
|
|
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
24
|
Permutations/Rank of a permutation
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
24
|
Reverse the gender of a string
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
|
|
⑳
|
24
|
Shortest common supersequence
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
24
|
Show the (decimal) value of a number of 1s appended with a 3, then squared
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
24
|
Sokoban
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
|
⑲ |
⑳
|
24
|
Twin primes
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
24
|
Video display modes
|
⑪ |
|
|
|
|
|
|
O |
|
O
|
23
|
Active Directory/Search for a user
|
⑪ |
⑫ |
|
|
|
⑯ |
⑰ |
|
⑲ |
⑳
|
23
|
Bioinformatics/Sequence mutation
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
23
|
Change e letters to i in words
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
23
|
Commatizing numbers
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
|
⑲ |
|
23
|
Create an object/Native demonstration
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
23
|
Deming's Funnel
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
23
|
Find duplicate files
|
⑪ |
⑫ |
⑬ |
⑭ |
|
⑯ |
⑰ |
⑱ |
|
⑳
|
23
|
Lucky and even lucky numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
23
|
Main step of GOST 28147-89
|
⑪ |
|
⑬ |
⑭ |
|
|
|
⑱ |
⑲ |
⑳
|
23
|
Monads/List monad
|
|
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
|
|
23
|
Numbers in base 10 that are palindromic in bases 2, 4, and 16
|
⑪ |
|
|
|
|
|
|
|
|
|
23
|
Numbers with same digit set in base 10 and base 16
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
23
|
Piprimes
|
⑪ |
|
|
|
⑮ |
|
|
|
|
|
23
|
Pseudo-random numbers/Xorshift star
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
23
|
Record sound
|
|
|
⑬ |
⑭ |
|
|
|
O |
|
⑳
|
23
|
SOAP
|
|
|
|
|
|
|
⑰ |
|
|
⑳
|
23
|
Solve a Hopido puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
⑳
|
23
|
Solve a Numbrix puzzle
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
⑳
|
23
|
Spelling of ordinal numbers
|
⑪ |
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
22
|
15 puzzle solver
|
|
|
⑬ |
⑭ |
|
|
|
|
|
|
22
|
ASCII art diagram converter
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
⑲ |
⑳
|
22
|
Addition chains
|
|
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
22
|
Assertions in design by contract
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
22
|
Data Encryption Standard
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
⑲ |
|
22
|
Eertree
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
22
|
Esthetic numbers
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
22
|
Exponentiation with infix operators in (or operating on) the base
|
⑪ |
|
|
|
⑮ |
⑯ |
⑰ |
|
|
|
22
|
File size distribution
|
⑪ |
|
⑬ |
⑭ |
|
⑯ |
|
⑱ |
|
⑳
|
22
|
Find prime n for that reversed n is also prime
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
22
|
Kosaraju
|
|
⑫ |
⑬ |
⑭ |
|
|
|
⑱ |
⑲ |
|
22
|
Levenshtein distance/Alignment
|
|
⑫ |
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
22
|
Mastermind
|
⑪ |
|
|
⑭ |
|
|
|
⑱ |
|
|
22
|
Median filter
|
|
|
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
22
|
Merge and aggregate datasets
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
22
|
Montgomery reduction
|
|
⑫ |
⑬ |
⑭ |
|
|
|
⑱ |
⑲ |
⑳
|
22
|
Nested templated data
|
⑪ |
|
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
22
|
Numeric separator syntax
|
⑪ |
⑫ |
⑬ |
|
|
|
⑰ |
⑱ |
|
|
22
|
Orbital elements
|
⑪ |
⑫ |
|
⑭ |
|
|
|
⑱ |
⑲ |
|
22
|
Perceptron
|
⑪ |
⑫ |
⑬ |
|
|
|
|
⑱ |
|
|
22
|
Pig the dice game/Player
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
|
⑲ |
⑳
|
22
|
Polynomial synthetic division
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
⑱ |
|
⑳
|
22
|
Reflection/Get source
|
⑪ |
⑫ |
|
O |
⑮ |
|
⑰ |
⑱ |
|
⑳
|
22
|
Self numbers
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
|
|
|
22
|
Sunflower fractal
|
|
|
⑬ |
⑭ |
|
|
|
⑱ |
|
|
22
|
UPC
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
|
22
|
Vigenère cipher/Cryptanalysis
|
|
⑫ |
⑬ |
⑭ |
|
⑯ |
|
⑱ |
⑲ |
⑳
|
22
|
Vogel's approximation method
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
21
|
Bilinear interpolation
|
|
⑫ |
⑬ |
|
⑮ |
|
|
⑱ |
⑲ |
⑳
|
21
|
Bitcoin/public point to address
|
|
|
⑬ |
|
|
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
21
|
Changeable words
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
21
|
Cistercian numerals
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
⑰ |
|
⑲ |
|
21
|
Doomsday rule
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
|
|
|
21
|
Index finite lists of positive integers
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
⑳
|
21
|
Joystick position
|
|
|
|
|
|
⑯ |
|
O |
|
⑳
|
21
|
K-d tree
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
21
|
N-body problem
|
|
⑫ |
|
⑭ |
⑮ |
|
|
|
⑲ |
⑳
|
21
|
Native shebang
|
⑪ |
|
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
|
21
|
Odd words
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
21
|
Order by pair comparisons
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
|
|
|
21
|
Pancake numbers
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
21
|
Rare numbers
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
⑰ |
|
⑲ |
|
21
|
Readline interface
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
⑰ |
|
⑲ |
|
21
|
Sequence: nth number with exactly n divisors
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
21
|
Sierpinski arrowhead curve
|
⑪ |
|
|
⑭ |
|
|
⑰ |
⑱ |
|
|
21
|
Sum data type
|
⑪ |
⑫ |
|
|
|
|
|
⑱ |
|
|
21
|
Sylvester's sequence
|
⑪ |
|
|
⑭ |
|
⑯ |
|
|
|
|
21
|
Ulam numbers
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
|
|
|
21
|
Window management
|
|
⑫ |
⑬ |
|
|
|
|
|
|
⑳
|
21
|
Words from neighbour ones
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
20
|
Abelian sandpile model/Identity
|
⑪ |
|
|
⑭ |
⑮ |
⑯ |
|
|
|
|
20
|
Arithmetic coding/As a generalized change of radix
|
|
⑫ |
|
|
⑮ |
|
⑰ |
⑱ |
⑲ |
|
20
|
Compiler/code generator
|
|
⑫ |
|
|
|
|
|
⑱ |
|
|
20
|
Elementary cellular automaton/Infinite length
|
|
|
⑬ |
⑭ |
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
20
|
Find words which first and last three letters are equals
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
20
|
Knuth's power tree
|
⑪ |
⑫ |
⑬ |
|
⑮ |
⑯ |
|
⑱ |
|
|
20
|
Latin Squares in reduced form
|
|
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
20
|
Line circle intersection
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
⑱ |
⑲ |
|
20
|
Metallic ratios
|
⑪ |
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
20
|
Monads/Writer monad
|
|
|
|
⑭ |
⑮ |
⑯ |
|
⑱ |
|
|
20
|
Names to numbers
|
|
|
⑬ |
|
⑮ |
⑯ |
⑰ |
⑱ |
⑲ |
⑳
|
20
|
Neighbour primes
|
⑪ |
|
|
|
|
|
|
|
|
|
20
|
P-value correction
|
|
⑫ |
|
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
20
|
Primes - allocate descendants to their ancestors
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
|
⑱ |
|
|
20
|
Print debugging statement
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
|
⑱ |
⑲ |
|
20
|
Selective file copy
|
⑪ |
⑫ |
⑬ |
|
|
|
|
⑱ |
|
|
20
|
Simulate input/Mouse
|
|
⑫ |
⑬ |
|
|
|
|
O |
|
⑳
|
20
|
Smallest power of 6 whose decimal expansion contains n
|
⑪ |
|
|
⑭ |
|
⑯ |
|
|
|
|
20
|
Solve triangle solitare puzzle
|
|
⑫ |
⑬ |
|
⑮ |
|
⑰ |
⑱ |
⑲ |
|
20
|
Transportation problem
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
⑲ |
|
20
|
Word search
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
|
⑱ |
⑲ |
|
19
|
Calkin-Wilf sequence
|
⑪ |
|
|
⑭ |
⑮ |
⑯ |
|
|
|
|
19
|
Code segment unload
|
⑪ |
⑫ |
⑬ |
|
|
|
|
|
|
⑳
|
19
|
Color quantization
|
|
|
⑬ |
|
⑮ |
⑯ |
|
|
⑲ |
⑳
|
19
|
Common list elements
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
19
|
Compiler/virtual machine interpreter
|
|
|
|
|
|
|
|
⑱ |
|
|
19
|
Coprime triplets
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
19
|
Draw pixel 2
|
|
|
⑬ |
|
|
|
|
|
|
|
19
|
Erdős-primes
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
19
|
Find URI in text
|
⑪ |
|
⑬ |
|
|
|
⑰ |
|
|
⑳
|
19
|
Find words which contains all the vowels
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
19
|
Just in time processing on a character stream
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
|
⑱ |
⑲ |
⑳
|
19
|
Nonogram solver
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
|
|
⑲ |
|
19
|
Numbers in base-16 representation that cannot be written with decimal digits
|
⑪ |
|
|
|
|
|
|
|
|
|
19
|
Odd squarefree semiprimes
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
19
|
Percolation/Site percolation
|
|
|
⑬ |
|
⑮ |
⑯ |
|
⑱ |
⑲ |
⑳
|
19
|
Prime triplets
|
⑪ |
|
|
|
|
|
|
|
|
|
19
|
Prime words
|
⑪ |
|
|
⑭ |
|
|
⑰ |
|
|
|
19
|
Pseudo-random numbers/Combined recursive generator MRG32k3a
|
|
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
19
|
SQL-based authentication
|
|
⑫ |
⑬ |
|
|
|
⑰ |
|
|
⑳
|
19
|
Sleeping Beauty problem
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
19
|
Untrusted environment
|
⑪ |
|
⑬ |
|
⑮ |
|
⑰ |
⑱ |
|
⑳
|
19
|
Wieferich primes
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
19
|
Zeckendorf arithmetic
|
|
⑫ |
⑬ |
⑭ |
|
|
|
|
⑲ |
⑳
|
18
|
Biorhythms
|
⑪ |
|
|
|
⑮ |
|
⑰ |
|
|
⑳
|
18
|
Canonicalize CIDR
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
⑰ |
|
|
|
18
|
EKG sequence convergence
|
⑪ |
⑫ |
|
|
⑮ |
⑯ |
|
⑱ |
|
|
18
|
Find if a point is within a triangle
|
⑪ |
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
18
|
Free polyominoes enumeration
|
|
⑫ |
⑬ |
|
⑮ |
⑯ |
⑰ |
|
⑲ |
|
18
|
Imaginary base numbers
|
|
⑫ |
|
⑭ |
|
⑯ |
|
|
⑲ |
|
18
|
Matrix digital rain
|
⑪ |
|
⑬ |
|
|
|
|
⑱ |
|
|
18
|
Most frequent k chars distance
|
|
⑫ |
⑬ |
⑭ |
⑮ |
⑯ |
|
|
|
⑳
|
18
|
NYSIIS
|
⑪ |
⑫ |
⑬ |
⑭ |
|
|
|
⑱ |
⑲ |
⑳
|
18
|
Next special primes
|
⑪ |
⑫ |
|
|
|
|
|
|
|
|
18
|
Nimber arithmetic
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
18
|
Peaceful chess queen armies
|
|
⑫ |
|
⑭ |
|
|
⑰ |
⑱ |
⑲ |
|
18
|
Percolation/Mean cluster density
|
|
|
⑬ |
|
⑮ |
|
|
⑱ |
⑲ |
⑳
|
18
|
Self-hosting compiler
|
|
|
|
|
⑮ |
|
|
⑱ |
|
|
18
|
Separate the house number from the street name
|
⑪ |
|
⑬ |
|
⑮ |
⑯ |
|
|
|
⑳
|
18
|
Snake
|
|
⑫ |
|
⑭ |
|
⑯ |
|
|
|
|
18
|
Suffix tree
|
|
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
⑲ |
|
18
|
Tarjan
|
⑪ |
|
⑬ |
⑭ |
|
|
|
⑱ |
|
|
18
|
Vibrating rectangles
|
|
|
⑬ |
|
⑮ |
|
|
|
|
|
17
|
Banker's algorithm
|
|
|
⑬ |
|
⑮ |
|
|
|
|
|
17
|
Bitmap/Read an image through a pipe
|
|
|
⑬ |
|
|
|
⑰ |
⑱ |
|
⑳
|
17
|
Chernick's Carmichael numbers
|
|
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
17
|
Compiler/syntax analyzer
|
|
⑫ |
|
|
|
|
|
|
|
|
17
|
Cyclotomic polynomial
|
|
⑫ |
|
⑭ |
|
|
|
|
⑲ |
|
17
|
Find first missing positive
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
17
|
Geometric algebra
|
|
⑫ |
|
⑭ |
⑮ |
|
|
|
⑲ |
|
17
|
HTTPS/Client-authenticated
|
|
|
⑬ |
|
|
|
⑰ |
⑱ |
|
⑳
|
17
|
Logistic curve fitting in epidemiology
|
|
⑫ |
|
⑭ |
|
|
⑰ |
|
⑲ |
|
17
|
Padovan n-step number sequences
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
17
|
Palindromic primes
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
17
|
Particle swarm optimization
|
⑪ |
⑫ |
⑬ |
⑭ |
⑮ |
|
|
|
⑲ |
|
17
|
Percolation/Bond percolation
|
|
|
⑬ |
⑭ |
|
⑯ |
|
⑱ |
⑲ |
⑳
|
17
|
Practical numbers
|
|
⑫ |
|
⑭ |
⑮ |
|
|
|
|
|
17
|
Proof
|
|
O |
⑬ |
O |
⑮ |
⑯ |
O |
|
O |
⑳
|
17
|
Pseudo-random numbers/Splitmix64
|
⑪ |
|
|
|
|
|
|
|
|
|
17
|
Ramanujan's constant
|
⑪ |
⑫ |
|
⑭ |
⑮ |
|
⑰ |
|
|
|
17
|
Retrieve and search chat history
|
|
|
⑬ |
|
|
|
⑰ |
⑱ |
|
⑳
|
17
|
Special factorials
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
17
|
Terminal control/Positional read
|
⑪ |
|
⑬ |
|
|
|
|
|
|
O
|
16
|
Aspect oriented programming
|
|
⑫ |
|
|
⑮ |
|
|
|
|
⑳
|
16
|
Bitmap/PPM conversion through a pipe
|
|
|
⑬ |
|
|
|
⑰ |
⑱ |
|
⑳
|
16
|
Compiler/AST interpreter
|
|
⑫ |
|
|
|
|
|
⑱ |
|
|
16
|
Consecutive Primes With Ascending Or Descending Differences
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
16
|
Cubic Special Primes
|
⑪ |
|
|
|
|
|
|
|
|
|
16
|
Find words which contains most consonants
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
16
|
Getting the number of decimals
|
⑪ |
⑫ |
|
⑭ |
|
⑯ |
|
|
|
|
16
|
Numbers n in which number 1 occur twice
|
⑪ |
|
|
|
|
|
|
|
|
|
16
|
Numerical integration/Adaptive Simpson's method
|
⑪ |
⑫ |
|
|
⑮ |
|
|
⑱ |
|
|
16
|
Print itself
|
⑪ |
|
|
|
|
|
|
|
O |
|
16
|
Quadrat Special Primes
|
⑪ |
|
|
|
|
|
|
|
|
|
16
|
Rendezvous
|
|
O |
⑬ |
|
O |
|
|
⑱ |
⑲ |
⑳
|
16
|
Singly-linked list/Element removal
|
|
|
⑬ |
|
|
|
|
|
|
|
16
|
Square root by hand
|
⑪ |
⑫ |
|
|
|
|
|
|
⑲ |
|
16
|
Substring primes
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
16
|
XML validation
|
|
⑫ |
|
|
|
|
|
|
|
|
15
|
Compare sorting algorithms' performance
|
|
|
|
|
⑮ |
|
⑰ |
|
⑲ |
⑳
|
15
|
Four is the number of letters in the ...
|
⑪ |
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
15
|
Functional coverage tree
|
|
|
⑬ |
|
⑮ |
⑯ |
|
|
|
|
15
|
Gradient descent
|
⑪ |
|
⑬ |
|
|
|
|
⑱ |
|
|
15
|
OpenWebNet password
|
|
|
⑬ |
|
|
|
|
|
⑲ |
|
15
|
Palindromic primes in base 16
|
⑪ |
|
|
|
|
|
|
|
|
|
15
|
Permutations with some identical elements
|
⑪ |
|
|
|
|
⑯ |
|
⑱ |
|
|
15
|
Prime numbers which contain 123
|
⑪ |
|
|
|
|
|
|
|
|
|
15
|
Sierpinski curve
|
|
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
15
|
Sine wave
|
⑪ |
|
⑬ |
|
|
|
|
⑱ |
|
|
15
|
Smallest numbers
|
⑪ |
|
|
|
|
|
|
|
|
|
15
|
Topological sort/Extracted top item
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
|
|
|
⑳
|
15
|
Unique characters
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
15
|
Unique characters in each string
|
⑪ |
|
|
|
|
|
|
|
|
|
14
|
Almkvist-Giullera formula for pi
|
⑪ |
|
|
|
|
|
|
|
|
|
14
|
Continued fraction/Arithmetic/G(matrix ng, continued fraction n)
|
|
|
⑬ |
⑭ |
⑮ |
|
⑰ |
⑱ |
|
⑳
|
14
|
Cyclops numbers
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
14
|
Deconvolution/2D+
|
|
|
|
|
⑮ |
|
|
|
⑲ |
⑳
|
14
|
Factorial base numbers indexing permutations of a collection
|
|
|
|
|
⑮ |
|
|
⑱ |
|
|
14
|
Generalised floating point addition
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
⑰ |
|
|
⑳
|
14
|
Jaro-Winkler distance
|
|
|
|
⑭ |
|
|
|
|
|
|
14
|
Modified random distribution
|
⑪ |
|
|
|
|
|
|
|
|
|
14
|
Numbers which count of divisors is prime
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
14
|
Pisano period
|
⑪ |
⑫ |
|
|
|
⑯ |
|
⑱ |
|
|
14
|
Prime numbers p which sum of prime numbers less or equal to p is prime
|
⑪ |
|
|
|
|
|
|
|
|
|
14
|
SHA-256 Merkle tree
|
|
⑫ |
|
⑭ |
|
|
|
|
|
|
14
|
Untouchable numbers
|
⑪ |
|
|
⑭ |
⑮ |
|
|
|
|
|
14
|
Word ladder
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
14
|
XXXX redacted
|
⑪ |
|
|
⑭ |
|
|
|
|
⑲ |
|
13
|
Air mass
|
⑪ |
|
|
|
|
|
|
|
|
|
13
|
Bioinformatics/Subsequence
|
⑪ |
|
|
|
|
|
|
|
|
|
13
|
Canny edge detector
|
|
⑫ |
|
|
⑮ |
|
|
|
⑲ |
⑳
|
13
|
Checksumcolor
|
|
|
|
|
|
|
|
⑱ |
|
|
13
|
Harmonic series
|
⑪ |
|
|
⑭ |
|
⑯ |
|
|
|
|
13
|
Interactive help
|
⑪ |
|
⑬ |
|
|
|
|
|
|
|
13
|
Launch rocket with countdown and acceleration in stdout
|
⑪ |
|
⑬ |
|
|
|
|
⑱ |
|
|
13
|
Longest palindromic substrings
|
⑪ |
|
|
|
|
⑯ |
|
|
|
|
13
|
Penrose tiling
|
|
⑫ |
⑬ |
⑭ |
|
|
|
|
|
|
13
|
Pentomino tiling
|
|
⑫ |
⑬ |
|
|
|
|
⑱ |
|
|
13
|
Run as a daemon or service
|
|
|
⑬ |
|
|
|
|
|
|
⑳
|
13
|
Sierpinski square curve
|
|
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
13
|
Simulated annealing
|
|
|
⑬ |
⑭ |
⑮ |
|
|
⑱ |
|
|
13
|
Sorting algorithms/Tree sort on a linked list
|
|
⑫ |
⑬ |
|
⑮ |
|
|
⑱ |
|
|
13
|
Three word location
|
|
|
|
|
|
|
|
|
|
|
13
|
Tree from nesting levels
|
|
|
|
⑭ |
|
⑯ |
|
|
|
|
13
|
Two bullet roulette
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
13
|
VList
|
⑪ |
|
⑬ |
⑭ |
|
|
|
|
⑲ |
O
|
12
|
Audio frequency generator
|
|
|
|
|
|
|
|
|
|
⑳
|
12
|
Catmull–Clark subdivision surface
|
|
|
|
|
⑮ |
⑯ |
|
|
|
⑳
|
12
|
Execute CopyPasta Language
|
|
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
12
|
French Republican calendar
|
|
|
|
|
|
|
|
|
|
|
12
|
Geohash
|
|
|
|
|
|
|
|
|
|
|
12
|
Greed
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
12
|
Minimal steps down to 1
|
|
⑫ |
|
|
|
|
|
⑱ |
|
|
12
|
Minkowski question-mark function
|
⑪ |
|
|
|
|
|
|
|
|
|
12
|
Multi-base primes
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
12
|
Non-transitive dice
|
|
|
|
|
|
|
|
|
|
|
12
|
One-time pad
|
|
⑫ |
⑬ |
|
|
|
|
|
|
⑳
|
12
|
Pseudorandom number generator image
|
|
⑫ |
|
|
|
|
|
|
|
|
12
|
Railway circuit
|
|
⑫ |
⑬ |
|
|
|
|
⑱ |
|
|
12
|
Safe mode
|
⑪ |
|
|
|
|
|
|
⑱ |
|
|
12
|
Spoof game
|
⑪ |
|
|
|
|
|
|
⑱ |
|
|
12
|
Suffixation of decimal numbers
|
⑪ |
|
|
|
|
|
|
⑱ |
|
|
12
|
Tetris
|
|
⑫ |
|
|
|
|
|
|
|
|
12
|
Text completion
|
⑪ |
⑫ |
|
⑭ |
|
|
|
|
|
|
12
|
Time-based one-time password algorithm
|
|
|
⑬ |
|
|
|
|
⑱ |
|
⑳
|
12
|
Using a speech engine to highlight words
|
⑪ |
|
|
|
|
|
⑰ |
|
|
⑳
|
11
|
Combinations with repetitions/Square digit chain
|
|
|
|
|
|
|
⑰ |
⑱ |
⑲ |
|
11
|
Display an outline as a nested table
|
|
|
|
|
|
|
|
⑱ |
|
|
11
|
External sort
|
⑪ |
|
|
⑭ |
⑮ |
|
|
|
|
|
11
|
Graph colouring
|
|
|
⑬ |
|
|
|
|
⑱ |
|
|
11
|
Hourglass puzzle
|
⑪ |
|
|
|
|
|
|
|
|
|
11
|
Powerful numbers
|
|
⑫ |
|
⑭ |
|
|
|
⑱ |
|
|
11
|
Range modifications
|
|
|
|
⑭ |
|
|
|
|
|
|
11
|
Resistance calculator
|
|
|
|
|
|
|
|
⑱ |
|
|
11
|
Tree datastructures
|
|
|
|
⑭ |
|
⑯ |
|
⑱ |
|
|
11
|
Unit testing
|
⑪ |
|
⑬ |
|
|
|
|
⑱ |
|
|
10
|
Colour pinstripe/Printer
|
|
|
⑬ |
|
|
|
|
|
O |
⑳
|
10
|
Curve that touches three points
|
|
|
|
|
⑮ |
|
|
⑱ |
|
|
10
|
Distribution of 0 Digits in Factorial Series
|
⑪ |
|
|
|
|
|
|
|
|
|
10
|
Elliptic Curve Digital Signature Algorithm
|
|
|
|
|
|
|
|
|
|
|
10
|
Faces from a mesh
|
|
|
|
|
⑮ |
|
|
⑱ |
|
|
10
|
Fibonacci matrix-exponentiation
|
|
⑫ |
|
|
|
⑯ |
|
|
|
|
10
|
Longest substrings without repeating characters
|
⑪ |
|
|
⑭ |
|
|
|
|
|
|
10
|
Morpion solitaire
|
⑪ |
⑫ |
⑬ |
|
⑮ |
|
|
|
|
|
10
|
Numerical and alphabetical suffixes
|
⑪ |
|
|
|
|
|
|
⑱ |
|
|
10
|
Parse EBNF
|
|
|
|
|
|
⑯ |
⑰ |
|
|
⑳
|
10
|
Pinstripe/Printer
|
|
|
⑬ |
|
|
|
|
|
O |
⑳
|
10
|
Quoting constructs
|
⑪ |
|
|
|
|
|
|
⑱ |
|
|
10
|
Rosetta Code/Rank languages by number of users
|
⑪ |
|
⑬ |
|
|
|
|
⑱ |
|
|
10
|
Rosetta Code/Tasks without examples
|
|
⑫ |
|
|
|
|
|
⑱ |
⑲ |
|
10
|
Square Form Factorization
|
⑪ |
|
|
|
|
|
|
|
|
|
10
|
Starting a web browser
|
|
|
⑬ |
|
|
|
|
|
|
⑳
|
10
|
Text to HTML
|
|
|
⑬ |
|
|
|
|
|
|
⑳
|
9
|
16 puzzle game
|
⑪ |
|
|
|
|
|
|
|
|
|
9
|
Continued fraction/Arithmetic/G(matrix ng, continued fraction n1, continued fraction n2)
|
|
|
|
⑭ |
|
|
|
|
|
⑳
|
9
|
Count the coins/0-1
|
|
|
|
|
|
|
|
|
|
|
9
|
Fibonacci heap
|
|
|
|
⑭ |
|
|
|
|
|
|
9
|
Home primes
|
⑪ |
|
|
|
⑮ |
|
|
|
|
|
9
|
IPC via named pipe
|
|
|
⑬ |
|
|
|
⑰ |
⑱ |
|
⑳
|
9
|
Multidimensional Newton-Raphson method
|
|
|
|
|
|
|
|
⑱ |
|
|
9
|
OpenGL/Utah Teapot
|
|
|
|
|
⑮ |
|
|
|
|
|
9
|
Resistance network calculator
|
|
|
|
|
|
|
|
⑱ |
|
|
9
|
Sort an outline at every level
|
|
|
|
|
|
⑯ |
|
|
|
|
9
|
User defined pipe and redirection operators
|
|
|
⑬ |
|
⑮ |
|
|
|
|
⑳
|
9
|
War card game
|
|
|
|
|
|
|
|
|
|
|
8
|
Bioinformatics/global alignment
|
|
|
|
|
|
|
|
|
|
|
8
|
Brace expansion using ranges
|
|
|
|
|
|
|
|
|
|
|
8
|
Compiler/Verifying syntax
|
|
|
|
|
|
|
|
|
|
|
8
|
Discrete Fourier transform
|
|
|
|
|
⑮ |
|
|
|
|
|
8
|
Distinct Palindromes Within Decimal Numbers
|
⑪ |
|
|
|
|
|
|
|
|
|
8
|
Doubly-linked list/Element removal
|
|
|
|
|
|
|
|
|
|
|
8
|
Mayan calendar
|
|
|
|
|
|
|
|
⑱ |
|
|
8
|
Price list behind API
|
|
|
|
|
|
|
|
|
|
|
8
|
Robots
|
|
⑫ |
|
⑭ |
|
|
|
|
|
|
8
|
Tamagotchi emulator
|
|
|
|
|
|
|
|
|
|
|
8
|
Terminal control/Restricted width positional input/No wrapping
|
⑪ |
|
|
|
|
|
|
|
|
|
8
|
Terminal control/Restricted width positional input/With wrapping
|
⑪ |
|
|
|
|
|
|
|
|
|
7
|
Addition-chain exponentiation
|
|
|
⑬ |
|
|
|
|
|
|
⑳
|
7
|
I'm a software engineer, get me out of here
|
|
|
|
|
|
|
|
|
|
|
7
|
P-Adic numbers, basic
|
|
|
|
|
|
|
|
|
|
|
7
|
Random sentence from book
|
|
|
|
|
|
|
|
|
|
|
7
|
Recursive descent parser generator
|
|
|
|
⑭ |
⑮ |
|
|
|
|
|
7
|
Rosetta Code/Run examples
|
|
|
|
|
|
|
|
|
|
⑳
|
7
|
Smallest enclosing circle problem
|
|
|
|
|
|
|
|
|
|
|
7
|
URL shortener
|
|
|
|
|
|
|
|
|
|
|
7
|
Waveform analysis/Doh ray me
|
|
|
|
|
|
|
|
|
|
|
6
|
Audio overlap loop
|
|
|
|
|
|
|
|
|
|
⑳
|
6
|
Black Box
|
|
|
|
|
|
|
|
⑱ |
|
|
6
|
Chess player
|
|
|
|
|
|
|
|
|
|
|
6
|
Hexapawn
|
|
|
|
|
|
|
|
|
|
|
6
|
Latin Squares in reduced form/Randomizing using Jacobson and Matthews’ Technique
|
|
|
|
|
|
|
|
|
|
|
6
|
OpenGL pixel shader
|
|
|
⑬ |
|
|
|
|
|
|
⑳
|
6
|
Process SMIL directives in XML data
|
|
|
|
|
|
|
|
|
|
⑳
|
6
|
Remote agent/Agent logic
|
|
|
|
|
|
|
|
|
|
⑳
|
6
|
Remote agent/Simulation
|
|
|
|
|
|
|
|
|
|
⑳
|
6
|
Strassen's algorithm
|
|
|
|
|
|
|
|
|
|
|
5
|
Boids
|
|
⑫ |
|
|
|
|
|
|
|
|
5
|
Compiler/Simple file inclusion pre processor
|
|
|
|
|
|
|
|
|
|
|
5
|
Generalised floating point multiplication
|
|
|
|
|
|
|
|
|
|
|
5
|
OLE automation
|
|
O |
|
|
O |
|
|
O |
|
|
5
|
P-Adic square roots
|
|
|
|
|
|
|
|
|
|
|
5
|
Raster bars
|
|
|
|
|
|
|
|
|
|
|
5
|
Remote agent/Agent interface
|
|
|
|
|
|
|
|
|
|
⑳
|
5
|
Solve a Rubik's Cube
|
|
|
|
|
|
|
|
|
|
|
5
|
Unicode polynomial equation
|
|
|
|
|
|
|
|
|
|
|
5
|
Weather routing
|
|
|
|
|
|
|
|
|
|
|
5
|
WiktionaryDumps to words
|
|
⑫ |
|
|
|
|
|
|
|
|
4
|
Rosetta Code/List authors of task descriptions
|
|
|
|
|
|
|
|
|
|
|
4
|
Solving coin problems
|
|
|
|
|
|
|
|
|
|
|
4
|
Ukkonen’s suffix tree construction
|
|
|
|
|
|
|
|
|
|
|
4
|
Using the Meetup.com API
|
|
⑫ |
|
|
|
|
|
|
|
|
4
|
Waveform analysis/Top and tail
|
|
|
|
|
|
|
|
|
|
|
3
|
Blackjack strategy
|
|
|
|
|
|
|
|
|
|
|
3
|
Vidir
|
|
|
|
|
|
|
|
|
|
|
2
|
15 puzzle game in 3D
|
|
|
|
|
|
|
|
|
|
|
2
|
CLI-based maze-game
|
|
|
|
|
|
|
|
|
|
|
2
|
IRC gateway
|
|
|
|
|
|
|
|
|
|
⑳
|
0
|
Mine a bitcoin
|
|
|
|
|
|
|
|
|
|
|