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Your task is to calculate the number of arrays such that: each array contains 𝑛n elements; each element is an integer from 11 to 𝑚m; for each array, 阅读全文
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链接:https://ac.nowcoder.com/acm/contest/21791/E 来源:牛客网 题目描述 岛上有三种颜色的岛屿,分别是红色、蓝色和紫色。岛群分别由 a , b a,b和 c c个不同的岛组成。 在一些(可能全部或没有)岛屿之间建立了桥梁。一座桥双向连接两个不同的岛,长度为 阅读全文
摘要:
The World is a Theatre time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output There are n boys 阅读全文
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题目描述 Bessie likes downloading games to play on her cell phone, even though she doesfind the small touch screen rather cumbersome to use with her large 阅读全文