Towers of Hanoi: Difference between revisions
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Towers of Hanoi puzzle completed! |
Towers of Hanoi puzzle completed! |
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</pre> |
</pre> |
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=={{header|Batch File}}== |
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<lang dos>@echo off |
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setlocal enabledelayedexpansion |
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%==The main thing==% |
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%==First param - Number of disks==% |
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%==Second param - Start pole==% |
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%==Third param - End pole==% |
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%==Fourth param - Helper pole==% |
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call :move 4 START END HELPER |
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echo. |
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pause |
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exit /b 0 |
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%==The "function"==% |
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:move |
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setlocal |
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set n=%1 |
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set from=%2 |
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set to=%3 |
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set via=%4 |
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if %n% equ 1 ( |
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echo Move disk from %from% to pole %to%. |
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) else ( |
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set /a x=!n!-1 |
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call :move !x! %from% %via% %to% |
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call :move 1 %from% %to% %via% |
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call :move !x! %via% %to% %from% |
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) |
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exit /b 0</lang> |
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{{Out}} |
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<pre>Move disk from START to pole HELPER. |
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Move disk from START to pole END. |
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Move disk from HELPER to pole END. |
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Move disk from START to pole HELPER. |
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Move disk from END to pole START. |
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Move disk from END to pole HELPER. |
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Move disk from START to pole HELPER. |
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Move disk from START to pole END. |
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Move disk from HELPER to pole END. |
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Move disk from HELPER to pole START. |
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Move disk from END to pole START. |
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Move disk from HELPER to pole END. |
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Move disk from START to pole HELPER. |
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Move disk from START to pole END. |
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Move disk from HELPER to pole END. |
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Press any key to continue . . .</pre> |
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=={{header|BBC BASIC}}== |
=={{header|BBC BASIC}}== |
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