Towers of Hanoi: Difference between revisions
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hanoi(3,3,1,2); |
hanoi(3,3,1,2); |
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}</lang> |
}</lang> |
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The same as above, with optional static type annotations and styled according to http://www.dartlang.org/articles/style-guide/ |
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<lang dart>main() { |
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String say(String from, String to) => "$from ---> $to"; |
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hanoi(num height, num toPole, num fromPole, num usePole) { |
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if (height > 0) { |
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hanoi(height - 1, usePole, fromPole, toPole); |
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print(say(fromPole.toString(), toPole.toString())); |
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hanoi(height - 1, toPole, usePole, fromPole); |
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} |
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} |
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hanoi(3, 3, 1, 2); |
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}</lang> |
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{{out}} |
{{out}} |
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<pre>move 1 ---> 3 |
<pre>move 1 ---> 3 |
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