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Update sort.md
修改错字
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Diff for: basic_algorithm/sort.md

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Original file line numberDiff line numberDiff line change
@@ -121,15 +121,15 @@ func sink(a []int, i int, length int) {
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for {
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// 左节点索引(从0开始,所以左节点为i*2+1)
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l := i*2 + 1
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// 有节点索引
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// 右节点索引
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r := i*2 + 2
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// idx保存根、左、右三者之间较大值的索引
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idx := i
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// 存在左节点,左节点值较大,则取左节点
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if l < length && a[l] > a[idx] {
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idx = l
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}
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// 存在有节点,且值较大,取右节点
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// 存在右节点,且值较大,取右节点
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if r < length && a[r] > a[idx] {
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idx = r
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}

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