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113. 路径总和 II #204

@wengzc

Description

@wengzc

给定一个二叉树和一个目标和,找到所有从根节点到叶子节点路径总和等于给定目标和的路径。

说明: 叶子节点是指没有子节点的节点。

示例:

给定如下二叉树,以及目标和 sum = 22

              5
             / \
            4   8
           /   / \
          11  13  4
         /  \    / \
        7    2  5   1

返回:

[
   [5,4,11,2],
   [5,8,4,5]
]

题目链接:https://leetcode-cn.com/problems/path-sum-ii

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