摘要：
Problem Description A number sequence is defined as follows:f(1) = 1, f(2) = 1, f(n) = (A * f(n - 1) + B * f(n - 2)) mod 7.Given A, B, and n, you are 阅读全文
摘要：
自从 暑假 ACM集训之后就再也没有碰过 ACM了 以前说出去的话都是泼出去的水啊 哈哈哈 水一道题啊 一年过去了 Problem Description Contest time again! How excited it is to see balloons floating around. B 阅读全文