Alpacino
V2EX  ›  问与答

leetcode 112. Path Sum 语法问题

  •  
  •   Alpacino · Mar 19, 2019 · 2125 views
    This topic created in 2791 days ago, the information mentioned may be changed or developed.
    节点定义
    class TreeNode:
    def __init__(self, x):
    self.val = x
    self.left = None
    self.right = None

    以下是 AC 代码:


    以下是问题:


    这题有很多更好的解法,我这里只想知道这个语法问题,有大佬能告诉我么?
    ArianX
    ArianX
    Mar 19, 2019 via Android
    1
    因为有两条路径?
    Alpacino
    Alpacino
    OP
    Mar 19, 2019
    2
    @ArianX 已经明白了。 谢谢
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