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“build a prefix array cpp” Code Answer
build a prefix array cpp
cpp by
Coding Chick
on Jul 25 2020
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void fillPrefixSum(int arr[], int n, int prefixSum[]) { prefixSum[0] = arr[0]; // Adding present element // with previous element for (int i = 1; i < n; i++) prefixSum[i] = prefixSum[i - 1] + arr[i]; }
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