Repair the Wall http://acm.hdu.edu.cn/showproblem.php?pid=2124 Time Limit: 5000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 6833    Accepted Submission(s): 3174 Problem Description Long time ago , Kitty live…

Problem Description Long time ago , Kitty lived in a small village. The air was fresh and the scenery was very beautiful. The only thing that troubled her is the typhoon. When the typhoon came, everything is terrible. It kept blowing and raining for…

Long time ago , Kitty lived in a small village. The air was fresh and the scenery was very beautiful. The only thing that troubled her is the typhoon. When the typhoon came, everything is terrible. It kept blowing and raining for a long time. And wha…

Description Long time ago , Kitty lived in a small village. The air was fresh and the scenery was very beautiful. The only thing that troubled her is the typhoon. When the typhoon came, everything is terrible. It kept blowing and raining for a long t…

CF 628C 题目大意:给定一个长度为n(n < 10^5)的只含小写字母的字符串,以及一个数d,定义字符的dis--dis(ch1, ch2)为两个字符之差, 两个串的dis为各个位置上字符的dis之和,求和给定的字符串的dis为d的字符串,若含有多个则输出任意一个,不存在输出-1 解题思路:简单贪心,按顺序往后,对每一个字符,将其变为与它dis最大的字符(a或者z),d再减去相应的dis, 一直减到d为0,剩余的字母则不变直接输出.若一直到最后一位d仍然大于0,则说明不存在,输出-1. /…

Uva 11729  Commando War (简单贪心) There is a war and it doesn't look very promising for your country. Now it's time to act. You have a commando squad at your disposal and planning an ambush on an important enemy camp located nearby. You have N soldiers…

问题 : Repair the Wall 时间限制: 1 Sec  内存限制: 128 MB 题目描述 Long time ago , Kitty lived in a small village. The air was fresh and the scenery was very beautiful. The only thing that troubled her is the typhoon. When the typhoon came, everything is terrible.…

题目大意:原题链接 相邻两个字母如果不同,则可以结合为前一个字母,如ac可结合为a.现给定一个字符串,问结合后最短可以剩下多少个字符串 解体思路:简单贪心 一开始读题时,就联想到之前做过的一道题,从后往前贪心(关键),假设dp[i]表示从第i个字符开始到末尾结合后最短可以剩下的字符串数目. 然后拿笔在纸上画了画,发现果然是正确的.最后只要输出dp[0]即可. 好开心,从读题到AC总共不超过10分钟,傻逼了,刚开始误写为dp[sz-1]=0; #include<bits/stdc++.h> us…

http://acm.hdu.edu.cn/showproblem.php?pid=2124 Problem Description Long time ago , Kitty lived in a small village. The air was fresh and the scenery was very beautiful. The only thing that troubled her is the typhoon. When the typhoon came, everythin…

发工资咯: Time Limit: 2000/1000ms (Java/Others) Problem Description: 作为广财大的老师,最盼望的日子就是每月的8号了,因为这一天是发工资的日子,养家糊口就靠它了,呵呵 但是对于学校财务处的工作人员来说,这一天则是很忙碌的一天,财务处的小胡老师最近就在考虑一个问题:如果每个老师的工资额都知道,最少需要准备多少张人民币,才能在给每位老师发工资的时候都不用老师找零呢? 这里假设老师的工资都是正整数,单位元,人民币一共有100元.50元.10元…