Published on 2017-09-02 11:31 in 暂未分类 with qscqesze
摘要:A. Forgetting Things Kolya is very absent minded. Today his math teacher asked him to solve a simple problem with the equation 𝑎+1=𝑏 with positive i 阅读全文
posted @ 2019-11-01 14:36 qscqesze 阅读(115) 评论(0) 推荐(0) 编辑
摘要:D. Power Products You are given n positive integers a1,…,an, and an integer k≥2. Count the number of pairs i,j such that 1≤i using namespace std; cons 阅读全文
posted @ 2019-11-01 00:31 qscqesze 阅读(112) 评论(0) 推荐(0) 编辑
摘要:C. p binary Vasya will fancy any number as long as it is an integer power of two. Petya, on the other hand, is very conservative and only likes a sing 阅读全文
posted @ 2019-11-01 00:04 qscqesze 阅读(92) 评论(0) 推荐(0) 编辑