摘要： A Childhood Game Time Limit: 500MS Memory Limit: 32768KB 64bit IO Format: %lld & %llu Submit Status Description Alice and Bob are playing a game with 阅读全文

摘要： Knights in Chessboard Time Limit: 1000MS Memory Limit: 32768KB 64bit IO Format: %lld & %llu Submit Status Description Given an m x n chessboard where 阅读全文

摘要： Silver Cow Party Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 16991 Accepted: 7754 Description One cow from each of N farms (1 ≤ N ≤ 100 阅读全文

摘要： Joseph Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2231 Accepted Submission(s): 1354 Problem 阅读全文

摘要： Sumsets Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 9983 Accepted: 2731 Description Given S, a set of integers, find the largest d such 阅读全文

摘要： 题意: 给出一个无向图, 有联通地方, 求联通个数。 (好吧, 我还不是很懂) 二分图染色: 阅读全文

摘要： A strange lift Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 18589 Accepted Submission(s): 6876 阅读全文

摘要： Description Input Output Sample Input Sample Output Source 阅读全文

摘要： 转自: http://blog.sina.com.cn/s/blog_74a459380101d6xl.html 异或运算符∧也称XOR运算符。它的规则是若参加运算的两个二进位同号，则结果为0（假）；异号则为1（真）。即0∧0＝0，0∧1＝1，1∧1＝0。如：　即071∧052，结果为023（八进制 阅读全文

摘要： Dreams of finding lost treasure almost came true recently. A new machine called 'The Revealer' has been invented and it has been used to detect gold w 阅读全文