摘要: 就是二叉树的层序遍历,我记得这题,~~用栈~~用队列,然后有个关键的size() Ⅰ vector<int> levelOrder(TreeNode* root) { vector<int> res; if (!root) return res; queue<TreeNode*> temp; tem 阅读全文
posted @ 2023-02-09 22:26 YaosGHC 阅读(16) 评论(0) 推荐(0) 编辑