He should change that because it can confuse the noobs.
function fibonacci(num, memo) { memo = memo || {};
if (memo[num]) return memo[num]; if (num <= 1) return 1;
return memo[num] = fibonacci(num - 1, memo) + fibonacci(num - 2, memo); }
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He should change that because it can confuse the noobs.
function fibonacci(num, memo) {
memo = memo || {};
if (memo[num]) return memo[num];
if (num <= 1) return 1;
return memo[num] = fibonacci(num - 1, memo) + fibonacci(num - 2, memo);
}