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shilch/hanoi.js

Created February 10, 2017 15:51
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Tower of Hanoi
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hanoi.js
// algorithm
let h=(n,a='A',b='B',c='C')=>n===1?console.log('%s -> %s',a,c):h(n-1,a,c,b)||h(1,a,b,c)||h(n-1,b,a,c);
// usage
h(3);
// prints:
// A -> C
// A -> B
// C -> B
// A -> C
// B -> A
// B -> C
// A -> C
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