摘要: https://leetcode.cn/problems/integer-break/ dp,思路较为巧妙,需要考虑一个数至少能拆成两份这个点,且需要考虑到拆的这个数的值域是多少(1,i-1),来划分子集且选择拆一次还是拆多次 class Solution { public: int integer 阅读全文
posted @ 2024-08-31 23:15 风乐 阅读(16) 评论(0) 推荐(0)
摘要: 简单dphttps://leetcode.cn/problems/unique-paths-ii/description/ 传统做法: class Solution { public: int uniquePathsWithObstacles(vector<vector<int>>& obstacl 阅读全文
posted @ 2024-08-31 22:34 风乐 阅读(14) 评论(0) 推荐(0)
摘要: https://leetcode.cn/problems/binary-tree-cameras/description/ 结合二叉树的贪心题,思路较难想出 /** * Definition for a binary tree node. * public class TreeNode { * in 阅读全文
posted @ 2024-08-31 03:06 风乐 阅读(20) 评论(0) 推荐(0)