摘要： 24 Point game 时间限制：3000 ms | 内存限制：65535 KB 难度：5 描述 There is a game which is called 24 Point game. In this game , you will be given some numbers. Your 阅读全文

摘要： Igor In the Museum time limit per test 1 second memory limit per test 256 megabytes Igor is in the museum and he wants to see as many pictures as poss 阅读全文

摘要： B. Cards time limit per test 2 seconds memory limit per test 256 megabytes Catherine has a deck of n cards, each of which is either red, green, or blu 阅读全文