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3585: mex Description 有一个长度为n的数组{a1,a2,...,an}。m次询问，每次询问一个区间内最小没有出现过的自然数。 有一个长度为n的数组{a1,a2,...,an}。m次询问，每次询问一个区间内最小没有出现过的自然数。 Input 第一行n,m。 第二行为n个数。 从 阅读全文
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Cows Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 9022 Accepted: 3992 Description Your friend to the south is interested in building fen 阅读全文
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The Fortified Forest Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 6400 Accepted: 1808 Description Once upon a time, in a faraway land, t 阅读全文
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Grandpa's Estate Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 13112 Accepted: 3697 Description Being the only living descendant of his g 阅读全文
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Scrambled Polygon Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 8636 Accepted: 4105 Description A closed polygon is a figure bounded by a 阅读全文
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Wall Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 36057 Accepted: 12310 Description Once upon a time there was a greedy King who ordered 阅读全文
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Q:皮克定理这种一句话的东西为什么还要写学习笔记啊？ A:多好玩啊... PS:除了蓝色字体之外都是废话啊... Part I 1.顶点全在格点上的多边形叫做格点多边形(坐标全是整数) 2.维基百科 Given a simple polygon constructed on a grid of eq 阅读全文
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Area Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 19642 Accepted: 5376 Description You are going to compute the area of a special kind o 阅读全文
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A Round Peg in a Ground Hole Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 6682 Accepted: 2141 Description The DIY Furniture company spec 阅读全文
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Intersecting Lines Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 15145 Accepted: 6640 Description We all know that a pair of distinct poi 阅读全文