MAPSETWTF

#include <iostream>
#include <set>
#include <map>

#define para pair <int,int>

using namespace std;

int main ()
{
  map<para, set<para>> mymap;

  for (int i = 1; i < 2; i ++) {
      set <para> myset;
      myset.insert(make_pair(i, i));
      mymap[make_pair(0, 0)] = myset;
  }

  if(mymap.find(make_pair(0, 0)) != mymap.end()) {
      if(mymap[make_pair(0, 0)].find(make_pair(2, 2)) != mymap[make_pair(0, 0)].end()) cout << "is in set" << endl;
      else {
          cout << "not int set";
          mymap[make_pair(0, 0)].insert(make_pair(2, 2));
          if(mymap[make_pair(0, 0)].find(make_pair(2, 2)) != mymap[make_pair(0, 0)].end()) cout << "NOW is in set";
      }
  }
  else cout << "not in map";

}