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You are playing some computer game. One of its levels puts you in a maze consisting of n lines, each of which contains m cells. Each cell either is fr 阅读全文
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给你一个 n *m 的矩阵，求这个矩阵内部的最长上升子序列 记忆化去dp即可 在深搜的过程中去记忆化dp 阅读全文
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有 n 个数字，你可以挑选其中任意个数字代表一个背包的体积，其余的数字表示的物品的体积，所挑选的背包必选完全装满，询问最终的方案数 思路分析 ： 定义dp[i] 表示挑选 i 状态下的物品的方案数，f[i]表示 i 状态下某一个物品为背包的方案数 dp[ i | j ] += dp[ j ] * f 阅读全文
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A clique is a complete graph, in which there is an edge between every pair of the vertices. Given a graph with NNN vertices and MMM edges, your task i 阅读全文
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链接：https://www.nowcoder.com/acm/contest/203/G来源：牛客网 题目描述 有n堆石子，第i堆石子有xi个。 修修和栋栋轮流取石子，每人每次需要从任意一堆石子中取走个，修修先手。无法操作的人失败。此外，如果一个人取完了一堆石子，他会立即获胜。 不巧的是，修修除了 阅读全文
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You are playing CSGO. There are n Main Weapons and m Secondary Weapons in CSGO. You can only choose one Main Weapon and one Secondary Weapon. For each 阅读全文
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Recently, TeaTree acquire new knoledge gcd (Greatest Common Divisor), now she want to test you. As we know, TeaTree is a tree and her root is node 1, 阅读全文
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描述 《Journey to the West》(also 《Monkey》) is one of the Four Great Classical Novels of Chinese literature. It was written by Wu Cheng'en during the Ming 阅读全文
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推荐博客 ： https://blog.csdn.net/zjznku/article/details/65937416 其实启发式合并核心思想就是将小的集合合并到大的集合上面 例题 : HDU 4358 求一颗树上以每个点为子树中权值出现 k 次的个数有多少个 阅读全文
摘要：
Recently, TeaTree acquire new knoledge gcd (Greatest Common Divisor), now she want to test you. As we know, TeaTree is a tree and her root is node 1, 阅读全文