Arithmetic Progressions USACO1.4 An arithmetic progression is a sequence of the form a, a+b, a+2b, ..., a+nb where n=0,1,2,3,... . For this problem, a is a non-negative integer and b is a positive integer. Write a program that finds all arithmetic pr…
题目地址:http://poj.org/problem?id=3006 刷了好多水题,来找回状态...... Dirichlet's Theorem on Arithmetic Progressions Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 16803 Accepted: 8474 Description If a and d are relatively prime positive integers, t…
Arithmetic Progressions An arithmetic progression is a sequence of the form a, a+b, a+2b, ..., a+nb where n=0,1,2,3,... . For this problem, a is a non-negative integer and b is a positive integer. Write a program that finds all arithmetic progression…
[Educational Codeforces Round 16]D. Two Arithmetic Progressions 试题描述 You are given two arithmetic progressions: a1k + b1 and a2l + b2. Find the number of integers x such that L ≤ x ≤ R andx = a1k' + b1 = a2l' + b2, for some integers k', l' ≥ 0. 输入 Th…
Dirichlet's Theorem on Arithmetic Progressions Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 16733 Accepted: 8427 Description If a and d are relatively prime positive integers, the arithmetic sequence beginning with a and increasing…
Dirichlet's Theorem on Arithmetic Progressions Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 13636 Accepted: 6808 Description If a and d are relatively prime positive integers, the arithmetic sequence beginning with a and increasing…