摘要：Bob's vector 题目连接： http://acm.uestc.edu.cn/ /problem/show/1048 Description Bob has a vector with mm elements, called vector BB. Now Alice gives him a 阅读全文

摘要：C. Weakness and PoornessTime Limit: 1 Sec Memory Limit: 256 MB题目连接http://codeforces.com/contest/578/problem/CDescriptionYou are given a sequence of n ... 阅读全文

摘要：A very hard mathematic problemTime Limit: 20 SecMemory Limit: 256 MB题目连接http://acm.hdu.edu.cn/showproblem.php?pid=4282Description　Haoren is very good ... 阅读全文