2019 杭电多校 8 1009 题目链接:HDU 6665 比赛链接:2019 Multi-University Training Contest 8 Problem Description Calabash is the servant of a landlord. The landlord owns a piece of land, which can be regarded as an infinite 2D plane. One day the landlord set up two…
Clock Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65535/65535 K (Java/Others)Total Submission(s): 500 Accepted Submission(s): 176 Problem Description Given a time HH:MM:SS and one parameter , you need to calculate next time satisfying…
2019 杭电多校 5 1004 题目链接:HDU 6627 比赛链接:2019 Multi-University Training Contest 5 Problem Description You are given two integers \(N,C\) and two integer sequences \(a\) and \(b\) of length \(N\). The sequences are indexed from \(1\) to \(N\). Please solve…
Calabash and Landlord Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 3228 Accepted Submission(s): 613 Problem Description Calabash is the servant of a landlord. The landlord owns a piece o…
题意:给定一个n和m,问你x^j + y^j = z^j 的数量有多少个,其中0 <= x <= y <= z <= m, j = 2, 3, 4, ... n. 析:是一个数学题加分类讨论.首先对 x进行分类讨论. 当 0 = x 时,只要 y = z,就行,那么就有(m+1) * (n-1) 个,因为 y 可能从0取到m ,j 可以从2取到 n. 当 0 != x 时,那么只要一个勾股定理能构成,只要幂大于2,就一下没解,所以我们把第一种中拿出j = 2时,的特殊情况,特殊考…