//1.键可以重复
//2.根据键大小自动排序

#include <iostream>
#include <map>
#include <string>
using namespace std;

int main()
{
  multimap<int, string> MultiMapData;
  MultiMapData.insert(pair<int, string>(1, "111"));
  MultiMapData.insert(pair<int, string>(1, "111"));
  MultiMapData.insert(pair<int, string>(1, "1111"));

  MultiMapData.insert(pair<int, string>(2, "222"));

  multimap<int, string>::iterator iter;
  for (iter = MultiMapData.begin(); iter != MultiMapData.end(); iter++)
  {
    cout << iter->first << " : " << iter->second << endl;
  }

  system("pause");
  return 0;
}