22 lines
351 B
Go
22 lines
351 B
Go
// Package q724 implements a solution for https://leetcode.com/problems/find-pivot-index/
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package q724
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func pivotIndex(nums []int) int {
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sumL, sumR := 0, 0
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for _, n := range nums {
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sumR += n
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}
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for i := range nums {
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sumR -= nums[i]
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if i > 0 {
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sumL += nums[i-1]
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}
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if sumL == sumR {
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return i
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}
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}
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return -1
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}
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var _ = pivotIndex
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