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Merge pull request #504 from xwjdsh/master
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azl397985856 committed Aug 28, 2021
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Expand Up @@ -112,7 +112,7 @@ var pathSum = function (root, sum) {

## 关键点解析

- 通过 hashmap,以时间换空间
- 通过 hashmap,以空间换时间
- 对于这种连续的元素求和问题,有一个共同的思路,可以参考[这道题目](./560.subarray-sum-equals-k.md)

## 代码
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