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难题就不说了，就说这几天做的水题，好多都是一次提交不过，还要再检查一次，然后才对，关键是好多都是输出问题，比如少个句号，少个什么其他符号，还有输出要隔一个空行什么的，我都没有，就是自己不认真，还有平时的for循环的参数都能搞糊涂，反正就是好多都是不认真造成的 以后啊，还是要认真（这句话已经说了好长时 阅读全文
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Description Fred Mapper is considering purchasing some land in Louisiana to build his house on. In the process of investigating the land, he learned t 阅读全文
摘要：
Description How far can you make a stack of cards overhang a table? If you have one card, you can create a maximum overhang of half a card length. (We 阅读全文