qqcyclone的专栏

Problem Description XYZ is playing an interesting game called "drops". It is played on a r∗c grid. Each grid cell is either empty, or occupied by a waterdrop. Each waterdrop has a property "size"

第一种做法：使用multiset #include #include #include #include #include #define ll long long using namespace std; multiset s; multiset ::iterator it; ll a[100100]; int main() { int t; cin>>t; while