#include<iostream>
#include<set>
using namespace std;

int main ( )
{
   
    // Declaration
    multiset<double> S1;

    // Assignment
    S1.insert (5.0);
    S1.insert (3.2);
    S1.insert (3.2);
    S1.insert (4.6);
    S1.insert (5.0);
    S1.insert (6.0);
    S1.insert (3.2);
    S1.insert (7.0);
    S1.insert (7.0);
    S1.insert (2.9);
    S1.insert (1.1);
    S1.insert (6.5);
   

    // Declaration of the iterator pos
    multiset<double> :: iterator pos;
   
    // Print S1
    for (pos=S1.begin( );pos!=S1.end( );++pos) {
       cout << *pos << " ";
    }
    cout << endl;

    // Remove the first element having for value 3.2
    pos=S1.find(3.2);
    if (pos!=S1.end( )) S1.erase(pos);

    // Print S1
    for (pos=S1.begin( );pos!=S1.end( );++pos) {
       cout << *pos << " ";
    }
    cout << endl;

    // Dynamic declaration of S2 is allowed
    multiset <double,greater<double> > S2;

    // Assinement of S2 with the same values than S1
    for (pos=S1.begin( );pos!=S1.end( );++pos) {
       S2.insert(*pos);
    }
   
    // Remove all the 7.0 from V2
    S2.erase(7.0);

    // Print all the elements of V2 greater than 5.0
    for (pos=S2.begin ( );pos!=S2.find(5.0);++pos) {
       cout << *pos << " ";
    }
     cout << endl;

}