摘要:
Problem DescriptionThere is an old country and the king fell in love with a devil. The devil always asks the king to do some crazy things. Although th... 阅读全文
摘要:
Problem DescriptionTIANKENG managers a pan fried rice shop. There are n kinds of fried rice numbered 1-n. TIANKENG will spend t time for once frying. ... 阅读全文