One-liner C++ solution


  • 2
    G
    bool isSameTree(TreeNode* p, TreeNode* q) 
    {
        return (p == NULL && q == NULL) 
            || (p != NULL && q != NULL && p->val == q->val) 
            && isSameTree(p->left, q->left
            && isSameTree(p->right, q->right);
    }

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