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POJ 3304 Segments(计算几何)
Description: Given n segments in the two dimensional space, write a program, which determines if there exists a line such that after projecting these...
2018-11-02
0
440
POJ 2318 TOYS(计算几何+二分)
Description: Calculate the number of toys that land in each bin of a partitioned toy box. Mom and dad have a problem - their child John never puts hi...
2018-11-01
0
396
洛谷 P2313 [HNOI2005]汤姆的游戏(计算几何)
Description: 汤姆是个好动的孩子,今天他突然对圆规和直尺来了兴趣。于是他开始在一张很大很大的白纸上画很多很多的矩形和圆。画着画着,一不小心将他的爆米花弄撒了,于是白纸上就多了好多好多的爆米花。汤姆发现爆米花在白纸上看起来就像一个个点,有些点落在矩形或圆内部,而有些则在外面。于是汤姆开始...
2018-10-31
0
469
hihoCoder #1167 : 高等理论计算机科学(LCA)
Description: 少女幽香这几天正在学习高等理论计算机科学,然而她什么也没有学会,非常痛苦。所以她出去晃了一晃,做起了一些没什么意义的事情来放松自己。 门前有一颗n个节点树,幽香发现这个树上有n个小精灵。然而这些小精灵都比较害羞,只会在一条特定的路径上活动。第i个小精灵会在ai到bi的路径...
2018-10-30
0
421
UVA 11291 Smeech
Description: Professor Octastichs has invented a new pro-gramming language, Smeech. An expression in Smeech may be a positive or negative integer, or...
2018-10-30
0
450
Codeforces Round #516 (Div. 2, by Moscow Team Olympiad)
A. Make a triangle! Description: Masha has three sticks of length a a ...
2018-10-17
0
762
HDU 3951 Coin Game
Description: After hh has learned how to play Nim game, he begins to try another coin game which seems much easier. The game goes like this: Two pla...
2018-10-14
0
458
Codeforces Round #515 (Div. 3)
A. Vova and Train Description: Vova plans to go to the conference by train. Initially, the train is at the point ...
2018-10-13
0
493
HDU 2222 Keywords Search(AC自动机)
Description: In the modern time, Search engine came into the life of everybody like Google, Baidu, etc. Wiskey also wants to bring this feature to hi...
2018-10-10
0
334
洛谷 P3808 【模板】AC自动机(简单版)
Description: 给定n个模式串和1个文本串,求有多少个模式串在文本串里出现过。 Input: 第一行一个n,表示模式串个数; 下面n行每行一个模式串; 下面一行一个文本串。 Output 一个数表示答案 Sample Input: 2 a aa aa Sample Ou...
2018-10-10
0
478
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