Clean C++ Recursive Solution


  • 0
    S
    class Solution {
    public:
        bool isSameTree(TreeNode* p, TreeNode* q) {
            if ( p == nullptr && q == nullptr ) return true;
            if ( p == nullptr && q != nullptr || p != nullptr && q == nullptr ) return false;
            if ( p->val != q->val ) return false;
            return isSameTree(p->left, q->left) && isSameTree(p->right, q->right);
        }
    };
    

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