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水题纪念

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) Codeforce~(25) 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) 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 / 水题纪念（共45篇）

【HihoCoder - 1880】地铁环线（前缀和，水题，模拟）

题干： H市有一环线地铁，一共包含N站，编号1~N。正向行驶的地铁会按1 -> 2 -> 3 -> ... -> N -> 1的方向行驶，反向会按1 -> N -> N-1 -> ... -> 3 -> 2 -> 1的方向行驶。 ...

2018-11-19

0 593

【CodeForces - 271B 】Prime Matrix （素数，预处理打表，思维）

题干： You've got an n × m matrix. The matrix consists of integers. In one move, you can apply a single transformation to the matrix: choose an arbitrar...

2018-11-18

0 669

【CodeForces - 270A】Fancy Fence （几何，思维，水题）

题干： Emuskald needs a fence around his farm, but he is too lazy to build it himself. So he purchased a fence-building robot. He wants the fence to be...

2018-11-18

0 527

【CodeForces - 266B 】Queue at the School （模拟）

题干： During the break the schoolchildren, boys and girls, formed a queue of n people in the canteen. Initially the children stood in the order they en...

2018-11-15

0 408

【CodeForces - 260A】Adding Digits （思维构造）

题干： Vasya has got two number: a and b. However, Vasya finds number a too short. So he decided to repeat the operation of lengthening number a n times...

2018-11-14

0 585

【POJ - 3048】Max Factor （数论，打表，水题）

题干： To improve the organization of his farm, Farmer John labels each of his N (1 <= N <= 5,000) cows with a distinct serial number in the range...

2018-11-12

0 629

【CodeForces - 864A】Fair Game（水题）

Petya and Vasya decided to play a game. They have n cards (n is an even number). A single integer is written on each card. Before the game Petya will...

2018-11-09

0 608

【CodeForces - 255A】Greg's Workout （水题）

题干： Greg is a beginner bodybuilder. Today the gym coach gave him the training plan. All it had was n integers a1, a2, ..., an. These numbers mean tha...

2018-11-09

0 441

【CodeForces - 349A】Cinema Line （贪心(其实不是贪心)，乱搞）

题干： The new "Die Hard" movie has just been released! There are n people at the cinema box office standing in a huge line. Each of them has ...

2018-11-08

0 743

【CodeForces - 244A 】Dividing Orange （构造，水题）

题干： One day Ms Swan bought an orange in a shop. The orange consisted of n·k segments, numbered with integers from 1 to n·k. There were k children wa...

2018-11-08

0 582