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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Fibonacci-sequence/JavaScript/fibonacci-sequence-5.js Normal file
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var fib = (function(cache){
return cache = cache || {}, function(n){
if (cache[n]) return cache[n];
else return cache[n] = n == 0 ? 0 : n < 0 ? -fib(-n)
: n <= 2 ? 1 : fib(n-2) + fib(n-1);
};
})();