摘要：
题目描述Cainiao is a university student who loves ACM contest very much. It is a festival for him once when he attends ACM Asia Regional Contest because he always can find some famous ACMers there.Cainiao attended Asia Regional Contest Fuzhou Site on November 20, 2011. After he got seat map, he wanted t 阅读全文
摘要：
题目描述All brave and intelligent fighters, next you will step into a distinctive battleground which is full of sweet and happiness. If you want to win the battle, you must do warm-up according to my instructions, which can make you in the best state preparing to fight. Now please relax yourself and enj 阅读全文