_100. Same Tree.md

100. Same Tree

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First completed : July 03, 2024

Last updated : July 03, 2024

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Related Topics : Tree, Depth-First Search, Breadth-First Search, Binary Tree

Acceptance Rate : 63.55 %

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Solutions

• 100.same-tree.py

Python

100.same-tree.py

# Definition for a binary tree node.
# class TreeNode:
#     def __init__(self, val=0, left=None, right=None):
#         self.val = val
#         self.left = left
#         self.right = right
class Solution:
    def isSameTree(self, p: Optional[TreeNode], q: Optional[TreeNode]) -> bool:

        if not p and not q :
            return True

        if not p or not q :
            return False
        
        if p.val != q.val :
            return False
        
        return self.isSameTree(p.left, q.left) and self.isSameTree(p.right, q.right)