PythonAlgorithms/LeetCode/0100_Same_Tree.py at master · vJechsmayr/PythonAlgorithms · GitHub

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# Definition for a binary tree node.
# class TreeNode(object):
#     def __init__(self, val=0, left=None, right=None):
#         self.val = val
#         self.left = left
#         self.right = right
class Solution(object):
    def isSameTree(self, p, q):
        if(p is None and q is None):
            return True

        if(p==None or q==None):
            return False

        if(p.val!=q.val):
            return False

        else:
            return self.isSameTree( p.right, q.right) and self.isSameTree( p.left, q.left)