Number reversal game: Difference between revisions
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Sample output: |
Sample output: |
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<pre> |
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Given a jumbled list of the numbers 1 to 9, |
Given a jumbled list of the numbers 1 to 9, |
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you must select how many digits from the left to reverse. |
you must select how many digits from the left to reverse. |
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7 : 1 2 3 4 5 6 7 8 9 |
7 : 1 2 3 4 5 6 7 8 9 |
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You took 7 tries to put the digits in order. |
You took 7 tries to put the digits in order. |
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</pre> |
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=={{header|Batch File}}== |
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Note that I did not use the FOR command for looping. I used Batch File labels instead. |
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<lang dos> |
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:: |
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::Number Reversal Game Task from Rosetta Code Wiki |
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::Batch File Implementation |
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:: |
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::Please do not open this from command prompt. |
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::Directly Open the Batch File to play... |
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:: |
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@echo off |
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setlocal enabledelayedexpansion |
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title Number Reversal Game |
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:begin |
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set score=0 |
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::The ascending list of 9 digits |
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set list=123456789 |
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::Generating a random set of 9 digits... |
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set cyc=9 |
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:gen |
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set /a tmp1=%random%%%%cyc% |
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set n%cyc%=!list:~%tmp1%,1! |
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set tmp2=!n%cyc%! |
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set list=!list:%tmp2%=! |
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if not %cyc%==2 ( |
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set /a cyc-=1 |
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goto :gen |
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) |
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set /a n1=%list% |
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::Display the Game |
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cls |
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echo. |
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echo ***Number Reversal Game*** |
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:loopgame |
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echo. |
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echo Current arrangement: %n1%%n2%%n3%%n4%%n5%%n6%%n7%%n8%%n9% |
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set /p move=How many digits from the left should I reverse? |
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::Reverse digits according to the player's input |
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::NOTE: The next command uses the fact that in Batch File, |
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::The output for the division operation is only the integer part of the quotient. |
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set /a lim=(%move%+1)/2 |
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set cyc2=1 |
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:reverse |
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set /a tmp4=%move%-%cyc2%+1 |
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set tmp5=!n%cyc2%! |
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set n%cyc2%=!n%tmp4%! |
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set n%tmp4%=%tmp5% |
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if not %cyc2%==%lim% ( |
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set /a cyc2+=1 |
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goto :reverse |
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) |
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::Increment the number of moves took by the player |
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set /a score+=1 |
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::IF already won... |
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if %n1%%n2%%n3%%n4%%n5%%n6%%n7%%n8%%n9%==123456789 ( |
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echo. |
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echo Set: %n1%%n2%%n3%%n4%%n5%%n6%%n7%%n8%%n9% DONE^^! |
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echo You took %score% moves to arrange the numbers in ascending order. |
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pause>nul |
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exit |
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) else ( |
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goto :loopgame |
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) |
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</lang> |
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Sample Output: |
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<pre> |
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***Number Reversal Game*** |
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Current arrangement: 349718652 |
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How many digits from the left should I reverse?3 |
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Current arrangement: 943718652 |
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How many digits from the left should I reverse?9 |
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Current arrangement: 256817349 |
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How many digits from the left should I reverse?4 |
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Current arrangement: 865217349 |
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How many digits from the left should I reverse?8 |
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Current arrangement: 437125689 |
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How many digits from the left should I reverse?3 |
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Current arrangement: 734125689 |
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How many digits from the left should I reverse?7 |
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Current arrangement: 652143789 |
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How many digits from the left should I reverse?6 |
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Current arrangement: 341256789 |
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How many digits from the left should I reverse?2 |
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Current arrangement: 431256789 |
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How many digits from the left should I reverse?4 |
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Current arrangement: 213456789 |
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How many digits from the left should I reverse?2 |
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Set: 123456789 DONE! |
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You took 10 moves to arrange the numbers in ascending order. |
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</pre> |
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=={{header|BBC BASIC}}== |
=={{header|BBC BASIC}}== |
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