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Our deepest fear is not that we are inadequate. Our deepest fear is that we are powerful beyond measure. We ask ourselves, Who am I to be, brilliant, 阅读全文
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【Description】 ACM has bought a new crane (crane -- jeřáb) . The crane consists of n segments of various lengths, connected by flexible joints. The end 阅读全文
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【Problem】 LogLoader, Inc. is a company specialized in providing products for analyzing logs. While Ikki is working on graduation design, he is also en 阅读全文
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【小 Y 的智力游戏】(Game.pas/c/cpp Time:1s Memory:256M)【问题描述】 小 Y 最近迷上了一款智力游戏。(当然小 Y 还是很好学的)这款智力游戏就是让你从 1 到 N 这 N 个数中,选取若干个不相等的正整数,使得它们的乘积为一个完全平方数,同时,这个乘积也将成为 阅读全文
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版权声明:本篇随笔版权归作者Etta(http://www.cnblogs.com/Etta/)所有,转载请保留原地址! Description H 国有 n 个城市,这 n 个城市用 n-1 条双向道路相互连通构成一棵树,1 号城市是首都,也是树中的根节点。 H 国的首都爆发了一种危害性极高的传染 阅读全文
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版权声明:本篇随笔版权归作者Etta(http://www.cnblogs.com/Etta/)所有,转载请保留原地址! Description There are a group of students. Some of them may know each other, while others 阅读全文
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版权声明:本篇随笔版权归作者Etta(http://www.cnblogs.com/Etta/)所有,转载请保留原地址! Description In a country, great walls have been built in such a way that every great wall 阅读全文