Created
May 30, 2017 21:25
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memoized fibonacci sequence for posterity
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| function memoizedFibonacci (n) { | |
| if (!memoizedFibonacci.memo) { | |
| memoizedFibonacci.memo = {} | |
| } | |
| if (memoizedFibonacci.memo[n]) { | |
| return memoizedFibonacci.memo[n] | |
| } else { | |
| let value | |
| if (n < 2) { | |
| value = n | |
| } else { | |
| value = memoizedFibonacci(n - 1) + memoizedFibonacci(n - 2) | |
| } | |
| memoizedFibonacci.memo[n] = value | |
| return value | |
| } | |
| } | |
| console.log(memoizedFibonacci(10)) | |
| console.log(memoizedFibonacci(20)) | |
| console.log(memoizedFibonacci.memo) |
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