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作为NOIP2017考场爆零的选手,我来考完当一波马后炮(绝望..) Day1 Day1除了T3都很SB(T1我不会证明) T1 "小凯的疑惑" T2 "时间复杂度" 模拟大活题,你可以选择DeBug$1h+10min$就可以AC cpp include include include includ 阅读全文
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Problem 题目描述 Farmer John needs new cows! There are N cows for sale (1 define re register define ll long long using namespace std; struct node{ ll val, 阅读全文
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Problem Describetion Farmer John has purchased a lush new rectangular pasture composed of M by N (1 ≤ M ≤ 12; 1 ≤ N ≤ 12) square parcels. He wants to 阅读全文
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Problem Describtion A network of m roads connects N cities (numbered from 1 to N). There may be more than one road connecting one city with another. S 阅读全文
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Problem Description FJ正在市场上为他的农场采购日用品,他口袋里有K(1 include include include include include include using namespace std; define ll long long define re regi 阅读全文
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Problem Description Marsha和Bill收藏了一些大理石。他们想要把这些大理石平均分配给两个人。如果大理石的价值一样,这将很容易做到,因为他们可以简单的对半分。不幸的是,一些大理石比其他的更大或者更漂亮。因此Marsha和Bill给每个大理石都规定了一个价值,它是一个1~6之间 阅读全文