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Codeforce~

2018暑假第一周训练2(1) 2018暑假第三周训练1(1) 2018暑假第三周训练2(1) 2018暑假第五周训练3(1) bfs(6) bzoj(2) dfs(8) dfs+剪枝(1) Dijkstra算法(4) FZU(1) HDU(20) HihoCoder(2) Java(1) KMP~(3) luogu(1) nyoj(1) PAT(2) POJ(11) Python(1) QDU_AP协会17级ST2(1) SPOJ(1) STL(3) tarjan算法~~强连通分量(2) tricks(2) Trie字典树(2) ZOJ(6) 三分(1) 二分(8) 二分图(2) 优先队列(2) 优秀模板(1) 分数规划(1) 分治(1) 创新实验室热身赛2(1) 前缀和(1) 剪枝(2) 动态规划（dp）(33) 匈牙利算法(1) 区间问题(2) 单源最短路(2) 单调栈(1) 博弈问题(3) 字符串问题(4) 尺取法(3) 差分数组(1) 并查集(2) 思维(28) 打表(2) 拓扑排序(2) 数学(4) 数论(4) 最小生成树(2) 最短路(2) 最近公共祖先(1) 未归档(607) 树的直径(1) 模拟(9) 母函数(1) 水题纪念(45) 牛客网(14) 状态压缩(2) 皮(1) 知识点(7) 线段树(4) 背包问题(1) 蓝桥杯(2) 贪心(17) 随笔(3) 随笔啊(1) 题解(1)

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全部文章 / Codeforce~ （共25篇）

【CodeForces - 340B 】Maximal Area Quadrilateral （计算几何，枚举，有坑）

题干： Iahub has drawn a set of n points in the cartesian plane which he calls "special points". A quadrilateral is a simple polygon without s...

2018-12-04

0 536

【CodeForces - 298C】Parity Game （思维，有坑）

题干： You are fishing with polar bears Alice and Bob. While waiting for the fish to bite, the polar bears get bored. They come up with a game. First Al...

2018-12-04

0 367

【CodeForces - 798D】Mike and distribution （思维构造，贪心）

题干： Mike has always been thinking about the harshness of social inequality. He's so obsessed with it that sometimes it even affects him while solving...

2018-12-01

0 683

【CodeForces - 527C】Glass Carving（线段树或者SBT或者set）

题干： Leonid wants to become a glass carver (the person who creates beautiful artworks by cutting the glass). He already has a rectangular w mm × h m...

2018-11-19

0 502

【CodeForces - 255C】Almost Arithmetical Progression （dp，离散化）

题干： Gena loves sequences of numbers. Recently, he has discovered a new type of sequences which he called an almost arithmetical progression. A sequen...

2018-11-09

0 593

【 CodeForces - 1060B 】Maximum Sum of Digits（思维，构造）

题干： You are given a positive integer nn. Let S(x)S(x) be sum of digits in base 10 representation of xx, for example, S(123)=1+2+3=6S(123)=1+2+3=6, S...

2018-10-17

0 533

【CodeForces - 570A】Elections（模拟，水题）

题干： The country of Byalechinsk is running elections involving n candidates. The country consists of m cities. We know how many people in each city vo...

2018-09-16

0 527

【CF#192 A】Funky Numbers （二分，查找，二元组）

题干： As you very well know, this year's funkiest numbers are so called triangular numbers (that is, integers that are representable as , where k is so...

2018-09-13

0 529

【CodeForces - 764D】Timofey and rectangles （四色定理 + 找规律 + 构造）

题干： One of Timofey's birthday presents is a colourbook in a shape of an infinite plane. On the plane n rectangles with sides parallel to coordinate a...

2018-09-12

0 548

【CodeForces - 764B 】Timofey and cubes （模拟）

题干： Young Timofey has a birthday today! He got kit of n cubes as a birthday present from his parents. Every cube has a number ai, which is written on...

2018-09-12

0 518