[HackerEarth] After the lessons n groups of friends went outside and decided to visit Pawan to celebrate his birthday. We know that the i-th group consists of si friends (1 ≤ si ≤ 4), and they want to - 题解

暂无题解

题目信息
题号 P17779
标题 [HackerEarth] After the lessons n groups of friends went outside and decided to visit Pawan to celebrate his birthday. We know that the i-th group consists of si friends (1 ≤ si ≤ 4), and they want to
难度 普及
返回题目