UniqueColor

摘要： Problem DescriptionPass a year learning in Hangzhou, yifenfei arrival hometown Ningbo at finally. Leave Ningbo one year, yifenfei have many people to ... 阅读全文

摘要： Problem DescriptionI have N precious stones, and plan to use K of them to make a necklace for my mother, but she won't accept a necklace which is too ... 阅读全文

摘要： Problem DescriptionClarke is a patient with multiple personality disorder. One day, Clarke turned into a cook, was shopping for food. Clarke has bough... 阅读全文