Rosetta Code/Count examples/Full list/Tier 4

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Revision as of 22:42, 22 October 2023 by Thundergnat (talk | contribs) (Update full list output)

Fourth tier of languages sorted by number of examples completed.

See Rosetta_Code/Rank_languages_by_popularity/Full_list for a full language/task completion table.

Top tier Second tier Third tier Fourth tier 
Fourth ten programming languages by number of task examples completed:
    ㉛ Rust          ㉜ Lua           ㉝ Scala         ㉞ F_Sharp       ㉟ PicoLisp     
    ㊱ XPL0          ㊲ AutoHotkey    ㊳ Ring          ㊴ JavaScript    ㊵ Arturo
As of 2023-10-22T22:37:13Z :: Tasks: 1260 :: Draft Tasks:397 :: Total Tasks: 1657 :: Total Examples: 0
Count Task ㉛ ㉜ ㉝ ㉞ ㉟ ㊱ ㊲ ㊳ ㊴ ㊵
0 100 doors
0 100 prisoners
0 10001th prime
0 15 puzzle game
0 15 puzzle game in 3D
0 15 puzzle solver
0 16 puzzle game
0 2048
0 21 game
0 24 game
0 24 game/Solve
0 3d turtle graphics
0 4-rings or 4-squares puzzle
0 9 billion names of God the integer
0 99 bottles of beer
0 A* search algorithm
0 A+B
0 ABC problem
0 ABC words
0 ADFGVX cipher
0 AKS test for primes
0 ASCII art diagram converter
0 ASCII control characters
0 AVL tree
0 Abbreviations, automatic
0 Abbreviations, easy
0 Abbreviations, simple
0 Abelian sandpile model
0 Abelian sandpile model/Identity
0 Abstract type
0 Abundant odd numbers
0 Abundant, deficient and perfect number classifications
0 Accumulator factory
0 Achilles numbers
0 Ackermann function
0 Active Directory/Connect
0 Active Directory/Search for a user
0 Active object
0 Add a variable to a class instance at runtime
0 Addition chains
0 Addition-chain exponentiation
0 Additive primes
0 Address of a variable
0 Air mass
0 Algebraic data types
0 Align columns
0 Aliquot sequence classifications
0 Almkvist-Giullera formula for pi
0 Almost prime
0 Alternade words
0 Amb
0 Amicable pairs
0 Anadromes
0 Anagram generator
0 Anagrams
0 Anagrams/Deranged anagrams
0 Anaprimes
0 Angle difference between two bearings
0 Angles (geometric), normalization and conversion
0 Animate a pendulum
0 Animation
0 Anonymous recursion
0 Anti-primes
0 Append a record to the end of a text file
0 Append numbers at same position in strings
0 Apply a callback to an array
0 Apply a digital filter (direct form II transposed)
0 Approximate equality
0 Apéry's constant
0 Arbitrary-precision integers (included)
0 Archimedean spiral
0 Arena storage pool
0 Arithmetic coding/As a generalized change of radix
0 Arithmetic derivative
0 Arithmetic evaluation
0 Arithmetic numbers
0 Arithmetic-geometric mean
0 Arithmetic-geometric mean/Calculate Pi
0 Arithmetic/Complex
0 Arithmetic/Integer
0 Arithmetic/Rational
0 Array concatenation
0 Array length
0 Arrays
0 Ascending primes
0 Aspect oriented programming
0 Assertions
0 Assertions in design by contract
0 Associative array/Creation
0 Associative array/Iteration
0 Associative array/Merging
0 Atomic updates
0 Attractive numbers
0 Audio alarm
0 Audio frequency generator
0 Audio overlap loop
0 Autogram checker
0 Average loop length
0 Averages/Arithmetic mean
0 Averages/Mean angle
0 Averages/Mean time of day
0 Averages/Median
0 Averages/Mode
0 Averages/Pythagorean means
0 Averages/Root mean square
0 Averages/Simple moving average
0 B-spline
0 Babbage problem
0 Babylonian spiral
0 Bacon cipher
0 Balanced brackets
0 Balanced ternary
0 Banker's algorithm
0 Barnsley fern
0 Base 16 numbers needing a to f
0 Base58Check encoding
0 Base64 decode data
0 Base64 encode data
0 Bell numbers
0 Benford's law
0 Bernoulli numbers
0 Bernstein basis polynomials
0 Best shuffle
0 Bifid cipher
0 Bilinear interpolation
0 Bin given limits
0 Binary coded decimal
0 Binary digits
0 Binary search
0 Binary strings
0 Binomial transform
0 Bioinformatics/Global alignment
0 Bioinformatics/Sequence mutation
0 Bioinformatics/Subsequence
0 Bioinformatics/base count
0 Biorhythms
0 Birthday problem
0 Bitcoin/address validation
0 Bitcoin/public point to address
0 Bitmap
0 Bitmap/Bresenham's line algorithm
0 Bitmap/Bézier curves/Cubic
0 Bitmap/Bézier curves/Quadratic
0 Bitmap/Flood fill
0 Bitmap/Histogram
0 Bitmap/Midpoint circle algorithm
0 Bitmap/PPM conversion through a pipe
0 Bitmap/Read a PPM file
0 Bitmap/Read an image through a pipe
0 Bitmap/Write a PPM file
0 Bitwise IO
0 Bitwise operations
0 Black box
0 Blackjack strategy
0 Blum integer
0 Boids
0 Boolean values
0 Boustrophedon transform
0 Box the compass
0 Boyer-Moore string search
0 Brace expansion
0 Brace expansion using ranges
0 Brazilian numbers
0 Break OO privacy
0 Brilliant numbers
0 Brownian tree
0 Bulls and cows
0 Bulls and cows/Player
0 Burrows–Wheeler transform
0 Bézier curves/Intersections
0 CLI-based maze-game
0 CORDIC
0 CRC-32
0 CSV data manipulation
0 CSV to HTML translation
0 CUSIP
0 Caesar cipher
0 Calculating the value of e
0 Calendar
0 Calendar - for "REAL" programmers
0 Calkin-Wilf sequence
0 Call a foreign-language function
0 Call a function
0 Call a function in a shared library
0 Call an object method
0 Calmo numbers
0 CalmoSoft primes
0 Camel case and snake case
0 Canny edge detector
0 Canonicalize CIDR
0 Cantor set
0 Card shuffles
0 Carmichael 3 strong pseudoprimes
0 Cartesian product of two or more lists
0 Case-sensitivity of identifiers
0 Casting out nines
0 Catalan numbers
0 Catalan numbers/Pascal's triangle
0 Catamorphism
0 Catmull–Clark subdivision surface
0 Centroid of a set of N-dimensional points
0 Change e letters to i in words
0 Changeable words
0 Chaocipher
0 Chaos game
0 Character codes
0 Chat server
0 Chebyshev coefficients
0 Check Machin-like formulas
0 Check if a polygon overlaps with a rectangle
0 Check if two polygons overlap
0 Check input device is a terminal
0 Check output device is a terminal
0 Check that file exists
0 Checkpoint synchronization
0 Checksumcolor
0 Chemical calculator
0 Chernick's Carmichael numbers
0 Cheryl's birthday
0 Chess player
0 Chinese remainder theorem
0 Chinese zodiac
0 Cholesky decomposition
0 Chowla numbers
0 Church numerals
0 Cipolla's algorithm
0 Circles of given radius through two points
0 Circular primes
0 Cistercian numerals
0 Classes
0 Closest-pair problem
0 Closures/Value capture
0 Code Golf: Code Golf
0 Code segment unload
0 Collect and sort square numbers in ascending order from three lists
0 Collections
0 Color of a screen pixel
0 Color quantization
0 Color separation
0 Color wheel
0 Colorful numbers
0 Colour bars/Display
0 Colour pinstripe/Display
0 Colour pinstripe/Printer
0 Combinations
0 Combinations and permutations
0 Combinations with repetitions
0 Combinations with repetitions/Square digit chain
0 Comma quibbling
0 Command-line arguments
0 Commatizing numbers
0 Comments
0 Common list elements
0 Common sorted list
0 Compare a list of strings
0 Compare length of two strings
0 Compare sorting algorithms' performance
0 Compile-time calculation
0 Compiler/AST interpreter
0 Compiler/Preprocessor
0 Compiler/Simple file inclusion pre processor
0 Compiler/Verifying syntax
0 Compiler/code generator
0 Compiler/lexical analyzer
0 Compiler/syntax analyzer
0 Compiler/virtual machine interpreter
0 Composite numbers k with no single digit factors whose factors are all substrings of k
0 Compound data type
0 Concatenate two primes is also prime
0 Concurrent computing
0 Conditional structures
0 Conjugate a Latin verb
0 Conjugate transpose
0 Consecutive primes with ascending or descending differences
0 Consistent overhead byte stuffing
0 Constrained genericity
0 Constrained random points on a circle
0 Continued fraction
0 Continued fraction/Arithmetic/Construct from rational number
0 Continued fraction/Arithmetic/G(matrix ng, continued fraction n)
0 Continued fraction/Arithmetic/G(matrix ng, continued fraction n1, continued fraction n2)
0 Convert CSV records to TSV
0 Convert decimal number to rational
0 Convert seconds to compound duration
0 Convex hull
0 Conway's Game of Life
0 Coprime triplets
0 Coprimes
0 Copy a string
0 Copy stdin to stdout
0 Count how many vowels and consonants occur in a string
0 Count in factors
0 Count in octal
0 Count occurrences of a substring
0 Count the coins
0 Count the coins/0-1
0 Countdown
0 Cousin primes
0 Cramer's rule
0 Create a file
0 Create a file on magnetic tape
0 Create a two-dimensional array at runtime
0 Create an HTML table
0 Create an executable for a program in an interpreted language
0 Create an object at a given address
0 Create an object/Native demonstration
0 Create your own text control codes
0 Cross compilation
0 Cuban primes
0 Cubic special primes
0 Cullen and Woodall numbers
0 Cumulative standard deviation
0 Currency
0 Currying
0 Curve that touches three points
0 Curzon numbers
0 Cut a rectangle
0 Cycle detection
0 Cycles of a permutation
0 Cyclops numbers
0 Cyclotomic polynomial
0 DNS query
0 Damm algorithm
0 Data Encryption Standard
0 Date format
0 Date manipulation
0 Dating agency
0 Day of the week
0 Day of the week of Christmas and New Year
0 Days between dates
0 De Bruijn sequences
0 De Polignac numbers
0 Deal cards for FreeCell
0 Death Star
0 Deceptive numbers
0 Decimal floating point number to binary
0 Decision tables
0 Deconvolution/1D
0 Deconvolution/2D+
0 Decorate-sort-undecorate idiom
0 Deepcopy
0 Define a primitive data type
0 Delegates
0 Delete a file
0 Deming's funnel
0 Department numbers
0 Descending primes
0 Detect division by zero
0 Determinant and permanent
0 Determine if a string has all the same characters
0 Determine if a string has all unique characters
0 Determine if a string is collapsible
0 Determine if a string is numeric
0 Determine if a string is squeezable
0 Determine if only one instance is running
0 Determine if two triangles overlap
0 Determine sentence type
0 Dice game probabilities
0 Digit fifth powers
0 Digital root
0 Digital root/Multiplicative digital root
0 Dijkstra's algorithm
0 Dinesman's multiple-dwelling problem
0 Dining philosophers
0 Diophantine linear system solving
0 Disarium numbers
0 Discordian date
0 Discrete Fourier transform
0 Display a linear combination
0 Display an outline as a nested table
0 Distance and Bearing
0 Distinct palindromes within decimal numbers
0 Distinct power numbers
0 Distributed programming
0 Distribution of 0 digits in factorial series
0 Diversity prediction theorem
0 Divide a rectangle into a number of unequal triangles
0 Documentation
0 Dominoes
0 Doomsday rule
0 Dot product
0 Double Twin Primes
0 Doubly-linked list/Definition
0 Doubly-linked list/Element definition
0 Doubly-linked list/Element insertion
0 Doubly-linked list/Element removal
0 Doubly-linked list/Traversal
0 Dragon curve
0 Draw a clock
0 Draw a cuboid
0 Draw a pixel
0 Draw a rotating cube
0 Draw a sphere
0 Draw pixel 2
0 Duffinian numbers
0 Dutch national flag problem
0 Dynamic variable names
0 EKG sequence convergence
0 Earliest difference between prime gaps
0 Eban numbers
0 Echo server
0 Eertree
0 Egyptian division
0 Eisenstein primes
0 Element-wise operations
0 Elementary cellular automaton
0 Elementary cellular automaton/Infinite length
0 Elementary cellular automaton/Random number generator
0 Elevator simulation
0 Elliptic Curve Digital Signature Algorithm
0 Elliptic curve arithmetic
0 Emirp primes
0 Empty directory
0 Empty program
0 Empty string
0 Enforced immutability
0 Engel expansion
0 English cardinal anagrams
0 Entropy
0 Entropy/Narcissist
0 Enumerations
0 Environment variables
0 Equal prime and composite sums
0 Equilibrium index
0 Erdös-Selfridge categorization of primes
0 Erdős-Nicolas numbers
0 Erdős-primes
0 Erdős–Woods numbers
0 Esthetic numbers
0 Ethiopian multiplication
0 Euclid-Mullin sequence
0 Euler method
0 Euler's constant 0.5772...
0 Euler's identity
0 Euler's sum of powers conjecture
0 Evaluate binomial coefficients
0 Even numbers which cannot be expressed as the sum of two twin primes
0 Even or odd
0 Events
0 Evolutionary algorithm
0 Exactly three adjacent 3 in lists
0 Exceptions
0 Exceptions/Catch an exception thrown in a nested call
0 Executable library
0 Execute Brain****
0 Execute Computer/Zero
0 Execute CopyPasta Language
0 Execute HQ9+
0 Execute SNUSP
0 Execute a Markov algorithm
0 Execute a system command
0 Exponential digital sums
0 Exponentiation operator
0 Exponentiation order
0 Exponentiation with infix operators in (or operating on) the base
0 Extend your language
0 Extensible prime generator
0 External sort
0 Extra primes
0 Extract file extension
0 Extreme floating point values
0 Extreme primes
0 FASTA format
0 FTP
0 Faces from a mesh
0 Factor-perfect numbers
0 Factorial
0 Factorial base numbers indexing permutations of a collection
0 Factorial primes
0 Factorions
0 Factors of a Mersenne number
0 Factors of an integer
0 Fairshare between two and more
0 Farey sequence
0 Fast Fourier transform
0 Faulhaber's formula
0 Faulhaber's triangle
0 Feigenbaum constant calculation
0 Fermat numbers
0 Fermat pseudoprimes
0 Fibonacci heap
0 Fibonacci matrix-exponentiation
0 Fibonacci n-step number sequences
0 Fibonacci sequence
0 Fibonacci word
0 Fibonacci word/fractal
0 File extension is in extensions list
0 File input/output
0 File modification time
0 File size
0 File size distribution
0 Filter
0 Find Chess960 starting position identifier
0 Find URI in text
0 Find adjacent primes which differ by a square integer
0 Find common directory path
0 Find duplicate files
0 Find first and last set bit of a long integer
0 Find first missing positive
0 Find if a point is within a triangle
0 Find largest left truncatable prime in a given base
0 Find limit of recursion
0 Find minimum number of coins that make a given value
0 Find palindromic numbers in both binary and ternary bases
0 Find prime n such that reversed n is also prime
0 Find prime numbers of the form n*n*n+2
0 Find square difference
0 Find squares n where n+1 is prime
0 Find the intersection of a line with a plane
0 Find the intersection of two lines
0 Find the last Sunday of each month
0 Find the missing permutation
0 Find words which contain the most consonants
0 Find words which contains all the vowels
0 Find words which contains more than 3 e vowels
0 Find words whose first and last three letters are equal
0 Find words with alternating vowels and consonants
0 Finite state machine
0 First 9 prime Fibonacci number
0 First class environments
0 First perfect square in base n with n unique digits
0 First power of 2 that has leading decimal digits of 12
0 First-class functions
0 First-class functions/Use numbers analogously
0 Five weekends
0 Fivenum
0 Fixed length records
0 FizzBuzz
0 Flatten a list
0 Flipping bits game
0 Flow-control structures
0 Floyd's triangle
0 Floyd-Warshall algorithm
0 Forbidden numbers
0 Forest fire
0 Fork
0 Formal power series
0 Formatted numeric output
0 Fortunate numbers
0 Forward difference
0 Four bit adder
0 Four is magic
0 Four is the number of letters in the ...
0 Four sides of square
0 Fractal tree
0 Fraction reduction
0 Fractran
0 Free polyominoes enumeration
0 French Republican calendar
0 Frobenius numbers
0 Function composition
0 Function definition
0 Function frequency
0 Function prototype
0 Functional coverage tree
0 Fusc sequence
0 GUI component interaction
0 GUI enabling/disabling of controls
0 GUI/Maximum window dimensions
0 Galton box animation
0 Gamma function
0 Gapful numbers
0 Gauss-Jordan matrix inversion
0 Gaussian elimination
0 Gaussian primes
0 General FizzBuzz
0 Generalised floating point addition
0 Generalised floating point multiplication
0 Generate Chess960 starting position
0 Generate lower case ASCII alphabet
0 Generate random chess position
0 Generate random numbers without repeating a value
0 Generator/Exponential
0 Generic swap
0 Geohash
0 Geometric algebra
0 Get system command output
0 Getting the number of decimal places
0 Giuga numbers
0 Globally replace text in several files
0 Go Fish
0 Goldbach's comet
0 Golden ratio/Convergence
0 Gotchas
0 Gradient descent
0 Graph colouring
0 Gray code
0 Grayscale image
0 Greatest common divisor
0 Greatest element of a list
0 Greatest subsequential sum
0 Greed
0 Greedy algorithm for Egyptian fractions
0 Greyscale bars/Display
0 Guess the number
0 Guess the number/With feedback
0 Guess the number/With feedback (player)
0 HTTP
0 HTTPS
0 HTTPS/Authenticated
0 HTTPS/Client-authenticated
0 Hailstone sequence
0 Halt and catch fire
0 Hamming numbers
0 Handle a signal
0 Happy numbers
0 Harmonic series
0 Harshad or Niven series
0 Hash from two arrays
0 Hash join
0 Haversine formula
0 Hello world/Graphical
0 Hello world/Line printer
0 Hello world/Newbie
0 Hello world/Newline omission
0 Hello world/Standard error
0 Hello world/Text
0 Hello world/Web server
0 Here document
0 Heronian triangles
0 Hex words
0 Hexapawn
0 Hickerson series of almost integers
0 Higher-order functions
0 Hilbert curve
0 History variables
0 Hofstadter Figure-Figure sequences
0 Hofstadter Q sequence
0 Hofstadter-Conway $10,000 sequence
0 Holidays related to Easter
0 Home primes
0 Honaker primes
0 Honeycombs
0 Horizontal sundial calculations
0 Horner's rule for polynomial evaluation
0 Horse racing
0 Host introspection
0 Hostname
0 Hough transform
0 Hourglass puzzle
0 Huffman coding
0 Humble numbers
0 Hunt the Wumpus
0 I before E except after C
0 I'm a software engineer, get me out of here
0 IBAN
0 IPC via named pipe
0 IRC gateway
0 ISBN13 check digit
0 Iccanobif primes
0 Identity matrix
0 Idiomatically determine all the characters that can be used for symbols
0 Idiomatically determine all the lowercase and uppercase letters
0 Idoneal numbers
0 Image convolution
0 Image noise
0 Imaginary base numbers
0 Implicit type conversion
0 Include a file
0 Inconsummate numbers in base 10
0 Increasing gaps between consecutive Niven numbers
0 Increment a numerical string
0 Index finite lists of positive integers
0 Infinity
0 Inheritance/Multiple
0 Inheritance/Single
0 Inner classes
0 Input loop
0 Input/Output for lines of text
0 Input/Output for pairs of numbers
0 Integer comparison
0 Integer long division
0 Integer overflow
0 Integer roots
0 Integer sequence
0 Interactive help
0 Interactive programming (repl)
0 Intersecting number wheels
0 Introspection
0 Inventory sequence
0 Inverted index
0 Inverted syntax
0 Isograms and heterograms
0 Isqrt (integer square root) of X
0 Iterated digits squaring
0 Iterators
0 JSON
0 JSON pointer
0 Jaccard index
0 Jacobi symbol
0 Jacobsthal numbers
0 Jaro similarity
0 Jaro-Winkler distance
0 Jensen's Device
0 Jewels and stones
0 Jordan-Pólya numbers
0 JortSort
0 Josephus problem
0 Joystick position
0 Juggler sequence
0 Julia set
0 Jump anywhere
0 Just in time processing on a character stream
0 K-d tree
0 K-means++ clustering
0 Kahan summation
0 Kaprekar numbers
0 Kernighans large earthquake problem
0 Keyboard input/Flush the keyboard buffer
0 Keyboard input/Keypress check
0 Keyboard input/Obtain a Y or N response
0 Keyboard macros
0 Klarner-Rado sequence
0 Knapsack problem/0-1
0 Knapsack problem/Bounded
0 Knapsack problem/Continuous
0 Knapsack problem/Unbounded
0 Knight's tour
0 Knuth shuffle
0 Knuth's algorithm S
0 Knuth's power tree
0 Knuth-Morris-Pratt string search
0 Koch curve
0 Kolakoski sequence
0 Kosaraju
0 Kronecker product
0 Kronecker product based fractals
0 LU decomposition
0 LZW compression
0 Lagrange Interpolation
0 Lah numbers
0 Langton's ant
0 Largest difference between adjacent primes
0 Largest five adjacent number
0 Largest int from concatenated ints
0 Largest number divisible by its digits
0 Largest palindrome product
0 Largest prime factor
0 Largest product in a grid
0 Largest proper divisor of n
0 Last Friday of each month
0 Last letter-first letter
0 Last list item
0 Latin Squares in reduced form
0 Latin Squares in reduced form/Randomizing using Jacobson and Matthews' technique
0 Launch rocket with countdown and acceleration in stdout
0 Law of cosines - triples
0 Leap year
0 Least common multiple
0 Least m such that n! + m is prime
0 Left factorials
0 Legendre prime counting function
0 Length of an arc between two angles
0 Leonardo numbers
0 Letter frequency
0 Levenshtein distance
0 Levenshtein distance/Alignment
0 Line circle intersection
0 Linear congruential generator
0 Linux CPU utilization
0 List comprehensions
0 List rooted trees
0 Literals/Floating point
0 Literals/Integer
0 Literals/String
0 Logical operations
0 Logistic curve fitting in epidemiology
0 Long literals, with continuations
0 Long multiplication
0 Long primes
0 Long stairs
0 Long year
0 Longest common prefix
0 Longest common subsequence
0 Longest common substring
0 Longest common suffix
0 Longest increasing subsequence
0 Longest palindromic substrings
0 Longest string challenge
0 Longest substrings without repeating characters
0 Look-and-say sequence
0 Loop over multiple arrays simultaneously
0 Loops/Break
0 Loops/Continue
0 Loops/Do-while
0 Loops/Downward for
0 Loops/For
0 Loops/For with a specified step
0 Loops/Foreach
0 Loops/Increment loop index within loop body
0 Loops/Infinite
0 Loops/N plus one half
0 Loops/Nested
0 Loops/While
0 Loops/With multiple ranges
0 Loops/Wrong ranges
0 Lucas-Lehmer test
0 Lucky and even lucky numbers
0 Ludic numbers
0 Luhn test of credit card numbers
0 Lychrel numbers
0 MAC vendor lookup
0 MD4
0 MD5
0 MD5/Implementation
0 Machine code
0 Mad Libs
0 Magic 8-ball
0 Magic constant
0 Magic numbers
0 Magic squares of doubly even order
0 Magic squares of odd order
0 Magic squares of singly even order
0 Magnanimous numbers
0 Main step of GOST 28147-89
0 Make a backup file
0 Make directory path
0 Man or boy test
0 Mandelbrot set
0 Map range
0 Marching squares
0 Markov chain text generator
0 Mastermind
0 Matrix chain multiplication
0 Matrix digital rain
0 Matrix multiplication
0 Matrix transposition
0 Matrix with two diagonals
0 Matrix-exponentiation operator
0 Maximum difference between adjacent elements of list
0 Maximum triangle path sum
0 Mayan calendar
0 Mayan numerals
0 Maze generation
0 Maze solving
0 McNuggets problem
0 Median filter
0 Meissel–Mertens constant
0 Memory allocation
0 Memory layout of a data structure
0 Menu
0 Merge and aggregate datasets
0 Mersenne primes
0 Mertens function
0 Metallic ratios
0 Metaprogramming
0 Metered concurrency
0 Metronome
0 Mian-Chowla sequence
0 Middle three digits
0 Miller–Rabin primality test
0 Mind boggling card trick
0 Minesweeper game
0 Minimal steps down to 1
0 Minimum multiple of m where digital sum equals m
0 Minimum number of cells after, before, above and below NxN squares
0 Minimum numbers of three lists
0 Minimum positive multiple in base 10 using only 0 and 1
0 Minimum primes
0 Minkowski question-mark function
0 Modified random distribution
0 Modular arithmetic
0 Modular exponentiation
0 Modular inverse
0 Modulinos
0 Monads/List monad
0 Monads/Maybe monad
0 Monads/Writer monad
0 Monte Carlo methods
0 Montgomery reduction
0 Monty Hall problem
0 Morpion solitaire
0 Morse code
0 Mosaic matrix
0 Most frequent k chars distance
0 Motzkin numbers
0 Mouse position
0 Move-to-front algorithm
0 Multi-base primes
0 Multi-dimensional array
0 Multidimensional Newton-Raphson method
0 Multifactorial
0 Multiline shebang
0 Multiple distinct objects
0 Multiple regression
0 Multiplication tables
0 Multiplicative order
0 Multiplicatively perfect numbers
0 Multisplit
0 Multiton
0 Munchausen numbers
0 Munching squares
0 Musical scale
0 Mutex
0 Mutual recursion
0 Möbius function
0 N'th
0 N-body problem
0 N-grams
0 N-queens minimum and knights and bishops
0 N-queens problem
0 N-smooth numbers
0 NYSIIS
0 Named parameters
0 Names to numbers
0 Naming conventions
0 Narcissist
0 Narcissistic decimal number
0 Native shebang
0 Natural sorting
0 Nautical bell
0 Negative base numbers
0 Neighbour primes
0 Nested function
0 Nested templated data
0 Next highest int from digits
0 Next special primes
0 Nice primes
0 Nim game
0 Nimber arithmetic
0 Non-continuous subsequences
0 Non-decimal radices/Convert
0 Non-decimal radices/Input
0 Non-decimal radices/Output
0 Non-transitive dice
0 Nonoblock
0 Nonogram solver
0 Nth root
0 Null object
0 Number names
0 Number reversal game
0 Number triplets game
0 Numbers divisible by their individual digits, but not by the product of their digits.
0 Numbers in base 10 that are palindromic in bases 2, 4, and 16
0 Numbers in base-16 representation that cannot be written with decimal digits
0 Numbers k such that the last letter of k is the same as the first letter of k+1
0 Numbers which are not the sum of distinct squares
0 Numbers which are the cube roots of the product of their proper divisors
0 Numbers whose binary and ternary digit sums are prime
0 Numbers whose count of divisors is prime
0 Numbers with equal rises and falls
0 Numbers with prime digits whose sum is 13
0 Numbers with same digit set in base 10 and base 16
0 Numeric error propagation
0 Numeric separator syntax
0 Numerical and alphabetical suffixes
0 Numerical integration
0 Numerical integration/Adaptive Simpson's method
0 Numerical integration/Gauss-Legendre Quadrature
0 O'Halloran numbers
0 OLE automation
0 Object serialization
0 Odd and square numbers
0 Odd squarefree semiprimes
0 Odd word problem
0 Odd words
0 Old Russian measure of length
0 Old lady swallowed a fly
0 One of n lines in a file
0 One-dimensional cellular automata
0 One-time pad
0 One-two primes
0 OpenGL
0 OpenGL pixel shader
0 OpenGL/Utah teapot
0 OpenWebNet password
0 Operator precedence
0 Optional parameters
0 Orbital elements
0 Order by pair comparisons
0 Order disjoint list items
0 Order two numerical lists
0 Ordered partitions
0 Ordered words
0 Ormiston pairs
0 Ormiston triples
0 Overloaded operators
0 Own digits power sum
0 P-Adic numbers, basic
0 P-Adic square roots
0 P-value correction
0 Padovan n-step number sequences
0 Padovan sequence
0 Pairs with common factors
0 Palindrome dates
0 Palindrome detection
0 Palindromic gapful numbers
0 Palindromic primes
0 Palindromic primes in base 16
0 Pan base non-primes
0 Pancake numbers
0 Pandigital prime
0 Pangram checker
0 Paraffins
0 Parallel brute force
0 Parallel calculations
0 Parameterized SQL statement
0 Parametric polymorphism
0 Parse EBNF
0 Parse an IP Address
0 Parse command-line arguments
0 Parsing/RPN calculator algorithm
0 Parsing/RPN to infix conversion
0 Parsing/Shunting-yard algorithm
0 Partial function application
0 Particle fountain
0 Particle swarm optimization
0 Partition an integer x into n primes
0 Partition function P
0 Pascal matrix generation
0 Pascal's triangle
0 Pascal's triangle/Puzzle
0 Password generator
0 Pathological floating point problems
0 Peaceful chess queen armies
0 Peano curve
0 Pell numbers
0 Pell's equation
0 Penholodigital squares
0 Penney's game
0 Penrose tiling
0 Penta-power prime seeds
0 Pentagram
0 Pentomino tiling
0 Percentage difference between images
0 Perceptron
0 Percolation/Bond percolation
0 Percolation/Mean cluster density
0 Percolation/Mean run density
0 Percolation/Site percolation
0 Perfect numbers
0 Perfect shuffle
0 Perfect totient numbers
0 Periodic table
0 Peripheral drift illusion
0 Perlin noise
0 Permutation test
0 Permutations
0 Permutations by swapping
0 Permutations with repetitions
0 Permutations with some identical elements
0 Permutations/Derangements
0 Permutations/Rank of a permutation
0 Permuted multiples
0 Pernicious numbers
0 Phrase reversals
0 Pi
0 Pick random element
0 Pierpont primes
0 Pig the dice game
0 Pig the dice game/Player
0 Pinstripe/Display
0 Pinstripe/Printer
0 Piprimes
0 Pisano period
0 Plasma effect
0 Play recorded sounds
0 Playfair cipher
0 Playing cards
0 Plot coordinate pairs
0 Pointers and references
0 Poker hand analyser
0 Polymorphic copy
0 Polymorphism
0 Polynomial derivative
0 Polynomial long division
0 Polynomial regression
0 Polynomial synthetic division
0 Polyspiral
0 Population count
0 Posit numbers/decoding
0 Posit numbers/encoding
0 Positive decimal integers with the digit 1 occurring exactly twice
0 Power set
0 Powerful numbers
0 Practical numbers
0 Pragmatic directives
0 Price fraction
0 Price list behind API
0 Primality by Wilson's theorem
0 Primality by trial division
0 Prime conspiracy
0 Prime decomposition
0 Prime numbers p for which the sum of primes less than or equal to p is prime
0 Prime numbers which contain 123
0 Prime numbers whose neighboring pairs are tetraprimes
0 Prime reciprocal sum
0 Prime triangle
0 Prime triplets
0 Prime words
0 Primes - allocate descendants to their ancestors
0 Primes which contain only one odd digit
0 Primes whose first and last number is 3
0 Primes whose sum of digits is 25
0 Primes with digits in nondecreasing order
0 Primes: n*2^m+1
0 Primorial numbers
0 Print debugging statement
0 Print itself
0 Priority queue
0 Probabilistic choice
0 Problem of Apollonius
0 Process SMIL directives in XML data
0 Product of divisors
0 Product of min and max prime factors
0 Program name
0 Program termination
0 Proof
0 Proper divisors
0 Protecting Memory Secrets
0 Pseudo-random numbers/Combined recursive generator MRG32k3a
0 Pseudo-random numbers/Middle-square method
0 Pseudo-random numbers/PCG32
0 Pseudo-random numbers/Splitmix64
0 Pseudo-random numbers/Xorshift star
0 Pseudorandom number generator image
0 Pythagoras tree
0 Pythagorean quadruples
0 Pythagorean triples
0 QR decomposition
0 Quad-power prime seeds
0 Quadrat special primes
0 Quaternion type
0 Queue/Definition
0 Queue/Usage
0 Quickselect algorithm
0 Quine
0 Quoting constructs
0 RCRPG
0 RIPEMD-160
0 RPG attributes generator
0 RSA code
0 Radical of an integer
0 Railway circuit
0 Rainbow
0 Ramanujan primes
0 Ramanujan primes/twins
0 Ramanujan's constant
0 Ramer-Douglas-Peucker line simplification
0 Ramsey's theorem
0 Random Latin squares
0 Random number generator (device)
0 Random number generator (included)
0 Random numbers
0 Random sentence from book
0 Range consolidation
0 Range expansion
0 Range extraction
0 Range modifications
0 Ranking methods
0 Rare numbers
0 Raster bars
0 Rate counter
0 Ray-casting algorithm
0 Read a configuration file
0 Read a file character by character/UTF8
0 Read a file line by line
0 Read a specific line from a file
0 Read entire file
0 Readline interface
0 Real constants and functions
0 Recaman's sequence
0 Record sound
0 Recursive descent parser generator
0 Red black tree sort
0 Reduced row echelon form
0 Reflection/Get source
0 Reflection/List methods
0 Reflection/List properties
0 Regular expressions
0 Remote agent/Agent interface
0 Remote agent/Agent logic
0 Remote agent/Simulation
0 Remove duplicate elements
0 Remove lines from a file
0 Remove vowels from a string
0 Rename a file
0 Rendezvous
0 Rep-string
0 Repeat
0 Repeat a string
0 Repunit primes
0 Resistance calculator
0 Resistance network calculator
0 Resistor mesh
0 Respond to an unknown method call
0 Retrieve and search chat history
0 Return multiple values
0 Reverse a string
0 Reverse the gender of a string
0 Reverse the order of lines in a text file while preserving the contents of each line
0 Reverse words in a string
0 Rhonda numbers
0 Rice coding
0 Riordan numbers
0 Robots
0 Rock-paper-scissors
0 Rodrigues’ rotation formula
0 Roman numerals/Decode
0 Roman numerals/Encode
0 Roots of a function
0 Roots of a quadratic function
0 Roots of unity
0 Rosetta Code/Count examples
0 Rosetta Code/Find bare lang tags
0 Rosetta Code/Find unimplemented tasks
0 Rosetta Code/Fix code tags
0 Rosetta Code/List authors of task descriptions
0 Rosetta Code/Rank languages by number of users
0 Rosetta Code/Rank languages by popularity
0 Rosetta Code/Run examples
0 Rosetta Code/Tasks without examples
0 Rot-13
0 Round-robin tournament schedule
0 Run as a daemon or service
0 Run-length encoding
0 Runge-Kutta method
0 Runtime evaluation
0 Runtime evaluation/In an environment
0 Ruth-Aaron numbers
0 S-expressions
0 SEDOLs
0 SEND + MORE = MONEY
0 SHA-1
0 SHA-256
0 SHA-256 Merkle tree
0 SOAP
0 SQL-based authentication
0 Safe addition
0 Safe and Sophie Germain primes
0 Safe mode
0 Safe primes and unsafe primes
0 Sailors, coconuts and a monkey problem
0 Same fringe
0 Sanitize user input
0 Sattolo cycle
0 Scope modifiers
0 Scope/Function names and labels
0 Sealed classes and methods
0 Search a list
0 Search a list of records
0 Search in paragraph's text
0 Secure temporary file
0 Segmentation fault protection
0 Selection bias in clinical sciences
0 Selective file copy
0 Selectively replace multiple instances of a character within a string
0 Self numbers
0 Self-describing numbers
0 Self-hosting compiler
0 Semiprime
0 Semordnilap
0 Send an unknown method call
0 Send email
0 Separate the house number from the street name
0 Sequence of non-squares
0 Sequence of primes by trial division
0 Sequence of primorial primes
0 Sequence: nth number with exactly n divisors
0 Sequence: smallest number greater than previous term with exactly n divisors
0 Sequence: smallest number with exactly n divisors
0 Set
0 Set consolidation
0 Set of real numbers
0 Set puzzle
0 Set right-adjacent bits
0 Set, the card game
0 Seven-sided dice from five-sided dice
0 Sexy primes
0 Shell one-liner
0 Shift list elements to left by 3
0 Shoelace formula for polygonal area
0 Short-circuit evaluation
0 Shortest common supersequence
0 Show ASCII table
0 Show the (decimal) value of a number of 1s appended with a 3, then squared
0 Show the epoch
0 Sierpinski arrowhead curve
0 Sierpinski carpet
0 Sierpinski curve
0 Sierpinski pentagon
0 Sierpinski square curve
0 Sierpinski triangle
0 Sierpinski triangle/Graphical
0 Sieve of Eratosthenes
0 Sieve of Pritchard
0 Simple database
0 Simple turtle graphics
0 Simple windowed application
0 Simulate input/Keyboard
0 Simulate input/Mouse
0 Simulated annealing
0 Simulated optics experiment/Data analysis
0 Simulated optics experiment/Simulator
0 Sine wave
0 Singleton
0 Singly-linked list/Element definition
0 Singly-linked list/Element insertion
0 Singly-linked list/Element removal
0 Singly-linked list/Reversal
0 Singly-linked list/Traversal
0 Singular value decomposition
0 Sisyphus sequence
0 Sleep
0 Sleeping Beauty problem
0 Smallest enclosing circle problem
0 Smallest multiple
0 Smallest number k such that k+2^m is composite for all m less than k
0 Smallest numbers
0 Smallest power of 6 whose decimal expansion contains n
0 Smallest square that begins with n
0 Smarandache prime-digital sequence
0 Smarandache-Wellin primes
0 Smith numbers
0 Snake
0 Snake and ladder
0 Sockets
0 Sokoban
0 Soloway's recurring rainfall
0 Solve a Hidato puzzle
0 Solve a Holy Knight's tour
0 Solve a Hopido puzzle
0 Solve a Numbrix puzzle
0 Solve a Rubik's cube
0 Solve equations with substitution method
0 Solve hanging lantern problem
0 Solve the no connection puzzle
0 Solve triangle solitare puzzle
0 Solving coin problems
0 Sorensen–Dice coefficient
0 Sort a list of object identifiers
0 Sort an array of composite structures
0 Sort an integer array
0 Sort an outline at every level
0 Sort disjoint sublist
0 Sort numbers lexicographically
0 Sort primes from list to a list
0 Sort stability
0 Sort the letters of string in alphabetical order
0 Sort three variables
0 Sort using a custom comparator
0 Sorting Algorithms/Circle Sort
0 Sorting algorithms/Bead sort
0 Sorting algorithms/Bogosort
0 Sorting algorithms/Bubble sort
0 Sorting algorithms/Cocktail sort
0 Sorting algorithms/Cocktail sort with shifting bounds
0 Sorting algorithms/Comb sort
0 Sorting algorithms/Counting sort
0 Sorting algorithms/Cycle sort
0 Sorting algorithms/Gnome sort
0 Sorting algorithms/Heapsort
0 Sorting algorithms/Insertion sort
0 Sorting algorithms/Merge sort
0 Sorting algorithms/Pancake sort
0 Sorting algorithms/Patience sort
0 Sorting algorithms/Permutation sort
0 Sorting algorithms/Quicksort
0 Sorting algorithms/Radix sort
0 Sorting algorithms/Selection sort
0 Sorting algorithms/Shell sort
0 Sorting algorithms/Sleep sort
0 Sorting algorithms/Stooge sort
0 Sorting algorithms/Strand sort
0 Sorting algorithms/Tree sort on a linked list
0 Soundex
0 Sparkline in unicode
0 Special characters
0 Special divisors
0 Special factorials
0 Special neighbor primes
0 Special pythagorean triplet
0 Special variables
0 Speech synthesis
0 Spelling of ordinal numbers
0 Sphenic numbers
0 Spinning rod animation/Text
0 Spiral matrix
0 Split a character string based on change of character
0 Spoof game
0 Square but not cube
0 Square form factorization
0 Square root by hand
0 Square-free integers
0 Stable marriage problem
0 Stack
0 Stack traces
0 Stair-climbing puzzle
0 Start from a main routine
0 Starting a web browser
0 State name puzzle
0 Statistics/Basic
0 Statistics/Chi-squared distribution
0 Statistics/Normal distribution
0 Steady squares
0 Steffensen's method
0 Stem-and-leaf plot
0 Stern-Brocot sequence
0 Stirling numbers of the first kind
0 Stirling numbers of the second kind
0 Straddling checkerboard
0 Strange numbers
0 Strange plus numbers
0 Strange unique prime triplets
0 Strassen's algorithm
0 Stream merge
0 String append
0 String case
0 String comparison
0 String concatenation
0 String interpolation (included)
0 String length
0 String matching
0 String prepend
0 Strip a set of characters from a string
0 Strip block comments
0 Strip comments from a string
0 Strip control codes and extended characters from a string
0 Strip whitespace from a string/Top and tail
0 Strong and weak primes
0 Sub-unit squares
0 Subleq
0 Subset sum problem
0 Substitution cipher
0 Substring
0 Substring primes
0 Substring/Top and tail
0 Subtractive generator
0 Successive prime differences
0 Sudan function
0 Sudoku
0 Suffix tree
0 Suffixation of decimal numbers
0 Sum and product of an array
0 Sum and product puzzle
0 Sum data type
0 Sum digits of an integer
0 Sum multiples of 3 and 5
0 Sum of a series
0 Sum of divisors
0 Sum of elements below main diagonal of matrix
0 Sum of first n cubes
0 Sum of primes in odd positions is prime
0 Sum of square and cube digits of an integer are primes
0 Sum of squares
0 Sum of the digits of n is substring of n
0 Sum of two adjacent numbers are primes
0 Sum to 100
0 Summarize and say sequence
0 Summarize primes
0 Summation of primes
0 Sunflower fractal
0 Super-Poulet numbers
0 Super-d numbers
0 Superellipse
0 Superpermutation minimisation
0 Sutherland-Hodgman polygon clipping
0 Sylvester's sequence
0 Symmetric difference
0 Synchronous concurrency
0 Syntax highlighting using Mediawiki formatting
0 System time
0 Szymański's algorithm
0 Table creation
0 Table creation/Postal addresses
0 Take notes on the command line
0 Tamagotchi emulator
0 Tarjan
0 Tau function
0 Tau number
0 Taxicab numbers
0 Teacup rim text
0 Temperature conversion
0 Terminal control/Clear the screen
0 Terminal control/Coloured text
0 Terminal control/Cursor movement
0 Terminal control/Cursor positioning
0 Terminal control/Dimensions
0 Terminal control/Display an extended character
0 Terminal control/Hiding the cursor
0 Terminal control/Inverse video
0 Terminal control/Positional read
0 Terminal control/Preserve screen
0 Terminal control/Restricted width positional input/No wrapping
0 Terminal control/Restricted width positional input/With wrapping
0 Terminal control/Ringing the terminal bell
0 Terminal control/Unicode output
0 Ternary logic
0 Test a function
0 Test integerness
0 Tetris
0 Text between
0 Text completion
0 Text processing/1
0 Text processing/2
0 Text processing/Max licenses in use
0 Text to HTML
0 Textonyms
0 The ISAAC cipher
0 The Name Game
0 The Twelve Days of Christmas
0 The sieve of Sundaram
0 Thiele's interpolation formula
0 Three word location
0 Thue-Morse
0 Tic-tac-toe
0 Time a function
0 Time-based one-time password algorithm
0 Tokenize a string
0 Tokenize a string with escaping
0 Tonelli-Shanks algorithm
0 Top rank per group
0 Topic variable
0 Topological sort
0 Topological sort/Extracted top item
0 Topswops
0 Total circles area
0 Totient function
0 Towers of Hanoi
0 Trabb Pardo–Knuth algorithm
0 Transliterate English text using the Greek alphabet
0 Transportation problem
0 Tree datastructures
0 Tree from nesting levels
0 Tree traversal
0 Triangular numbers
0 Trigonometric functions
0 Triplet of three numbers
0 Tropical algebra overloading
0 Truncatable primes
0 Truncate a file
0 Truth table
0 Tupper's self-referential formula
0 Twelve statements
0 Twin primes
0 Two bullet roulette
0 Two identical strings
0 Two sum
0 Two's complement
0 Type detection
0 UPC
0 URL decoding
0 URL encoding
0 URL parser
0 URL shortener
0 UTF-8 encode and decode
0 Ukkonen’s suffix tree construction
0 Ulam numbers
0 Ulam spiral (for primes)
0 Ultra useful primes
0 Unbias a random generator
0 Undefined values
0 Undulating numbers
0 Unicode polynomial equation
0 Unicode strings
0 Unicode variable names
0 Unique characters
0 Unique characters in each string
0 Unit testing
0 Universal Turing machine
0 Unix/ls
0 Uno (card game)
0 Unprimeable numbers
0 Untouchable numbers
0 Untrusted environment
0 Update a configuration file
0 Upside-down numbers
0 Use a REST API
0 Use another language to call a function
0 Useless instructions
0 User defined pipe and redirection operators
0 User input/Graphical
0 User input/Text
0 Using a speech engine to highlight words
0 VList
0 Validate International Securities Identification Number
0 Vampire number
0 Van Eck sequence
0 Van der Corput sequence
0 Variable declaration reset
0 Variable size/Get
0 Variable size/Set
0 Variable-length quantity
0 Variables
0 Variadic function
0 Vector
0 Vector products
0 Verhoeff algorithm
0 Verify distribution uniformity/Chi-squared test
0 Verify distribution uniformity/Naive
0 Vibrating rectangles
0 Video display modes
0 Vidir
0 Vigenère cipher
0 Vigenère cipher/Cryptanalysis
0 Visitor pattern
0 Visualize a tree
0 Vogel's approximation method
0 Voronoi diagram
0 Wagstaff primes
0 Walk a directory/Non-recursively
0 Walk a directory/Recursively
0 Walsh matrix
0 War card game
0 Wasteful, equidigital and frugal numbers
0 Water collected between towers
0 Wave function collapse
0 Waveform analysis/Doh ray me
0 Waveform analysis/Top and tail
0 Weather routing
0 Web scraping
0 WebGL rotating F
0 Weird numbers
0 Welch's t-test
0 Wieferich primes
0 WiktionaryDumps to words
0 Wilson primes of order n
0 Window creation
0 Window creation/X11
0 Window management
0 Wireworld
0 Wolstenholme numbers
0 Word break problem
0 Word frequency
0 Word ladder
0 Word search
0 Word wheel
0 Word wrap
0 Wordiff
0 Wordle comparison
0 Words containing "the" substring
0 Words from neighbour ones
0 World Cup group stage
0 Worthwhile task shaving
0 Write entire file
0 Write float arrays to a text file
0 Write language name in 3D ASCII
0 Write to Windows event log
0 XML validation
0 XML/DOM serialization
0 XML/Input
0 XML/Output
0 XML/XPath
0 XXXX redacted
0 Xiaolin Wu's line algorithm
0 Y combinator
0 Yahoo! search interface
0 Yellowstone sequence
0 Yin and yang
0 Zebra puzzle
0 Zeckendorf arithmetic
0 Zeckendorf number representation
0 Zero to the zero power
0 Zhang-Suen thinning algorithm
0 Zig-zag matrix
0 Zsigmondy numbers
0 Zumkeller numbers
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