摘要：Primary ArithmeticTime Limit: 1000MS Memory Limit: 65536KTotal Submissions: 11711 Accepted: 4289DescriptionChildren are taught to add ... 阅读全文

摘要：GraveyardTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 1715 Accepted: 865 Special JudgeDescriptionProgramming contests bec... 阅读全文

摘要：JosephTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 54650 Accepted: 20912DescriptionThe Joseph's problem is notoriously kn... 阅读全文

摘要：The medieval interest in mechanical contrivances is well illustrated by the development of the mechanicalclock, the oldest of which ... 阅读全文

摘要：It is that time of the year again! Colorful balloons and brightly coloredbanners spread out over your entire neighborhood for just thi... 阅读全文

摘要：News agency pays money for articles according to some rules. Each character has its own value (somecharacters may have value equals to... 阅读全文

摘要：You are given a string consisting of parentheses () and []. A string of this type is said to be correct:(a) if it is the empty strin... 阅读全文

摘要：ArgusTime Limit: 1000MS Memory Limit: 30000KTotal Submissions: 11450 Accepted: 5545DescriptionA data stream is a real-time, continuous... 阅读全文

摘要：You’re typing a long text with a broken keyboard. Well it’s not so badly broken. The only problemwith the keyboard is that sometimes... 阅读全文

摘要：A bit is a binary digit, taking a logical value of either “1” or “0” (also referred to as “true” or “false”respectively). And every de... 阅读全文