摘要： Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 34364 Accepted: 19018 Description Stockbrokers are known to overreact to rumours. You have 阅读全文

摘要： Description Aoshu is very popular among primary school students. It is mathematics, but much harder than ordinary mathematics for primary school stude 阅读全文

摘要： Description You, as a member of a development team for a new spell checking program, are to write a module that will check the correctness of given wo 阅读全文