problemId=5380" style="background-color:rgb(51,255,51)">题目链接 字符串模拟 const int MAXN = 2000000; char ipt[MAXN], t[MAXN]; int f[MAXN], len, to[MAXN]; map<string, string> mp[MAXN]; string x, key, ans; string i2s(int n) { string ret = &q…

题目链接 题意: 输入一个长度不超过1000的字符串,包含数字(1-9)和星号(*).字符串中的空格已经丢失,所以连起来的数字串能够看成很多分开的数.也能够看成连续的数,即能够随意加入空格. 如今有两种操作:1)在任何位置加入随意类型的字符(数字或者星号)    2)交换字符串中的随意两个字符 求:最少操作多少次,使得得到的串是一个合法的逆波兰式 分析: 对于n个星号,n+1个数字的字符串,假设将星号都移动到串的末尾.那么一定是合法的 对于操作1,假设须要插入数字,那么插入到字符串的最前边是最优…

http://acm.zju.edu.cn/onlinejudge/showContestProblems.do?contestId=358 The 2014 ACM-ICPC Asia Mudanjiang Regional Contest 136 - The 2014 ACM-ICPC Asia Mudanjiang Regional Contest Solved ID Title Ratio (AC/All) Yes A Average Score 61.78% (456/738) Yes…

模拟: 语法的分析 hash一切Key建设规划,对于记录在几个地点的每个节点原始的字符串开始输出. . .. 对每一个询问沿图走就能够了. .. . Hierarchical Notation Time Limit: 2 Seconds      Memory Limit: 131072 KB In Marjar University, students in College of Computer Science will learn EON (Edward Object Notation),…

Hierarchical Notation Time Limit: 2 Seconds      Memory Limit: 131072 KB In Marjar University, students in College of Computer Science will learn EON (Edward Object Notation), which is a hierarchical data format that uses human-readable text to trans…

Hierarchical Notation Time Limit: 2 Seconds      Memory Limit: 131072 KB In Marjar University, students in College of Computer Science will learn EON (Edward Object Notation), which is a hierarchical data format that uses human-readable text to trans…

主妇:老年人谁是炮灰牡丹江,我们的团队只是做同步大赛 他决定开爆震H什么时候,A 5min 1Y.I在该限制后,纠结了很久30min+ 1Y,神继续承担各种位置卡D在,hpp见B我认为这是非常熟悉的研究ing 告诉我,然后看积分榜,并且K和H. K想叫队友一起想一下(毕竟过的人非常多了),可是不好意思叫.然后看H,非常有一种XML那种树形数据描写叙述结构的味道.可是语法简单太多了(好像不应该扯XML的--) 感觉上是一个中难偏简单的模拟,于是就開始考虑怎么实现好了. 估算一下字符串长度,1000…

主题链接:http://acm.zju.edu.cn/onlinejudge/showProblem.do? problemId=5383 Known Notation Time Limit: 2 Seconds      Memory Limit: 65536 KB Do you know reverse Polish notation (RPN)? It is a known notation in the area of mathematics and computer science.…

Known Notation Time Limit: 2 Seconds      Memory Limit: 65536 KB Do you know reverse Polish notation (RPN)? It is a known notation in the area of mathematics and computer science. It is also known as postfix notation since every operator in an expres…

Description Do you know reverse Polish notation (RPN)? It is a known notation in the area of mathematics and computer science. It is also known as postfix notation since every operator in an expression follows all of its operands. Bob is a student in…