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全部文章（共230篇）

HDU 1031 Design T-Shirt

题目链接：传送门 Problem Description Soon after he decided to design a T-shirt for our Algorithm Board on Free-City BBS, XKA found that he was trapped by al...

2018-09-08

0 538

HDU 1022 Train Problem I

题目链接：传送门 Problem Description As the new term comes, the Ignatius Train Station is very busy nowadays. A lot of student want to get back to school by...

2018-09-06

0 417

HDU 2072 单词数

题目链接：传送门 Problem Description lily的好朋友xiaoou333最近很空，他想了一件没有什么意义的事情，就是统计一篇文章里不同单词的总数。下面你的任务是帮助xiaoou333解决这个问题。 Input 有多组数据，每组一行，每组就是一篇小文章。每篇小文章都是...

2018-09-05

0 542

HDU 1027 Ignatius and the Princess II

题目链接：传送门 Problem Description Now our hero finds the door to the BEelzebub feng5166. He opens the door and finds feng5166 is about to kill our pretty...

2018-09-05

0 459

HDU 6015 Skip the Class

题目链接：传送门 Problem Description Finally term begins. luras loves school so much as she could skip the class happily again.(wtf?) Luras will take n lesso...

2018-09-04

0 416

HDU 多校 Everything Has Changed

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=6354 题意：用一堆圆来切割一个圆心为原点，半径为R的圆A，问切割完毕后圆A外围剩余部分的周长（图中的红线部分）。 #include<iostream> #include&...

2018-08-10

0 454

莫队算法

原博客链接：https://www.cnblogs.com/Paul-Guderian/p/6933799.html ·排序巧妙优化复杂度，带来NOIP前的最后一丝宁静。几个活蹦乱跳的指针的跳跃次数，决定着莫队算法的优劣…… ·目前的题型概括为三种：普通莫队，树形莫队以及带修莫队。若谈及入门...

2018-08-03

0 519

HDU 多校4 Problem D. Nothing is Impossible

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=6335 Problem Description m students, including Kazari, will take an exam tomorrow. The paper consists...

2018-08-03

0 515

HDU 多校4 Problem K. Expression in Memories

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=6342 Problem Description Kazari remembered that she had an expression s0 before. Definition of expres...

2018-08-03

0 441

HDU 多校4 Problem L. Graph Theory Homework

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=6343 There is a complete graph containing n vertices, the weight of the i-th vertex is wi. The length...

2018-08-03

0 454