diff --git a/problems/0101.对称二叉树.md b/problems/0101.对称二叉树.md index 063b5429..31c24fc5 100644 --- a/problems/0101.对称二叉树.md +++ b/problems/0101.对称二叉树.md @@ -224,8 +224,8 @@ public: st.push(root->left); st.push(root->right); while (!st.empty()) { - TreeNode* leftNode = st.top(); st.pop(); TreeNode* rightNode = st.top(); st.pop(); + TreeNode* leftNode = st.top(); st.pop(); if (!leftNode && !rightNode) { continue; } @@ -950,3 +950,4 @@ public bool IsSymmetric(TreeNode root) +