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Problem Description N hotels are located on a straight line. The coordinate of the i-th hotel (1≤i≤N) is xi. Tak the traveler ... 阅读全文
posted @ 2022-09-20 22:55
老程序员111
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Problem Description For integers b(b≥2) and n(n≥1), let the function f(b,n) be defined as follows: f(b,n)=n, when nn 时，无解，输出 -... 阅读全文
posted @ 2022-09-20 22:55
老程序员111
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Problem Description Tak has N cards. On the i-th (1≤i≤N) card is written an integer xi. He is selecting one or more cards from ... 阅读全文
posted @ 2022-09-20 22:55
老程序员111
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Problem Description 12:17 (UTC): The sample input 1 and 2 were swapped. The error is now fixed. We are very sorry for your inco... 阅读全文
posted @ 2022-09-20 22:55
老程序员111
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Problem Description Given a string t, we will call it unbalanced if and only if the length of t is at least 2, and more than ha... 阅读全文
posted @ 2022-09-20 22:55
老程序员111
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Problem Description Evi has N integers a1,a2,..,aN. His objective is to have N equal integers by transforming some of them. He... 阅读全文
posted @ 2022-09-20 22:55
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Problem Description We have a large square grid with H rows and W columns. Iroha is now standing in the top-left cell. She will... 阅读全文
posted @ 2022-09-20 22:55
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Problem Description Iroha is very particular about numbers. There are K digits that she dislikes: D1,D2,…,DK. She is shopping,... 阅读全文
posted @ 2022-09-20 22:55
老程序员111
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【题目描述】 小希现在需要你构建一个简单的方格图迷宫，'.'作为路，'x'作为障碍。 要求方格图大小为N*M，起点到终点的最短距离恰好为K。 方格图为四连通，即对于任何一个格子只能上下左右走，相邻格子距离为1，不能走出边界。 【输入描述】 一行给... 阅读全文
posted @ 2022-09-20 22:55
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Problem Description In the Test of English as a Foreign Language (TOEFL), the listening part is very important but also very ha... 阅读全文
posted @ 2022-09-20 22:55
老程序员111
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