As meticulous Gerald sets the table and caring Alexander sends the postcards, Sergey makes snowmen. Each showman should consist of three snowballs: a big one, a medium one and a small one. Sergey's twins help him: they've already made n snowballs wit…
题面 CodeForces 题解 因为要保证两两不同,所以不能单纯的开堆来维护,堆维护一个二元组,个数为第一关键字,编号为第二关键字,对于一个相同的颜色,统计一下这个颜色的个数再用堆来维护就好了. #include <cstdio> #include <cstring> #include <algorithm> #include <queue> using std::min; using std::max; using std::sort; using st…