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216. 组合总和 III 详解 class Solution { public: vector<vector<int>> result; vector<int> path; int sum = 0; void dfs(int k, int n, int start){ if(path.size() 阅读全文
posted @ 2023-09-07 16:37
zqh2023
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回溯算法理论基础 77. 组合 class Solution { public: vector<vector<int>> result; vector<int> path; void dfs(int n, int k, int start){ if(path.size() == k){ result 阅读全文
posted @ 2023-09-07 16:25
zqh2023
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669. 修剪二叉搜索树 详解 /** * Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode() : val(0), le 阅读全文
posted @ 2023-09-07 13:42
zqh2023
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