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Leetcode 724. Find Pivot Index

Find the leftmost index in an integer array where the sum of elements strictly to its left equals the sum strictly to its right, or return -1 if none exists. This is a prefix/suffix-sum problem (solvable in O(n) time by comparing a running left sum to the total).

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Mid December, 2024

Google

Mid-level

Find pivot elements in an array containing duplicates using binary search

Mid December, 2024

Google

Mid-level

Find pivot elements in an array containing duplicates using binary search

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