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链接:https://ac.nowcoder.com/acm/contest/5672/H来源:牛客网 题目描述: The following rules define a kind of integer tuple - the Legend Tuple: (1, k) is always a Le 阅读全文
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题目描述 : 链接:https://ac.nowcoder.com/acm/contest/5672/G来源:牛客网 Now we start to describe a kind of directed graph called the Drying Rack Graph (DRG) with a 阅读全文
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题目描述 : Nowadays, the Kingdom of Dreamgrid is suffering from a national pandemic. Fortunately,president Baobao is working effectively with the Center f 阅读全文
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链接:https://ac.nowcoder.com/acm/contest/5671/G来源:牛客网 题目描述: Roundgod draws a grid graph of size nnn with n×nn \times nn×n cells. She can use one of kkk 阅读全文
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链接:https://ac.nowcoder.com/acm/contest/5671/H来源:牛客网 题目描述 Roundgod is obsessive about numbers. Let S(x)S(x)S(x) be the sum of the digits of xxx in deci 阅读全文
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链接:https://ac.nowcoder.com/acm/contest/5671/B来源:牛客网 题目描述: Roundgod is obsessive about linear algebra. Let A={0,1}A=\{0,1\}A={0,1}, everyday she will g 阅读全文
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题目描述: 链接:https://ac.nowcoder.com/acm/contest/5671/K来源:牛客网A sequence is called kkk-bag, if and only if it is put in order by some (maybe one) permutati 阅读全文
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题目描述: Mr. W got a new graph with N vertices and N - 1 edges. It's a connected graph without cycles. Each edge should have an ugly value. To make the g 阅读全文