#include <iostream>
#include <map>
#include <string>
using namespace std; 
//myMapclear1.cpp
 int main()
 {
 map<string, string> m1; 
 multimap<string, string> m2;
 map<string, string>::iterator it, mit;  
 typedef pair<string, string> mypair; 
 int n1, n2; //  
 // keysmust unique in map
 m1["A"] ="Apple"; 
 m1["A"] ="Apple2";
 m1["B"] ="Banana"; 
 m1["C"] ="Coffee"; 

// keys are not unique in multimap

m2.insert(mypair("A","Apple")); 
m2.insert(mypair("A","Ata"));
m2.insert(mypair("A","Atlantic"));
n1= m1.size();
n2 = m2.size(); 
cout <<"\n size of map "<< n1;
 for(it= m1.begin(); it !=m1.end(); it++)
 {
 cout<<"\n"<<(*it).first<<" ::: "<< (*it).second; 
 }
 cout <<"\n size of multimap "<< n2;
 cout <<"\n multimap iterrated with map iteration;  --"; 
 for(mit= m2.begin(); mit !=m2.end(); mit++)
 {
 cout<<"\n"<<(*mit).first<<" ::: "<< (*mit).second; 
 }
 m1.clear(); m2.clear();
 cout<<"\n  m1.clear(); m2.clear();";
 n1= m1.size();
n2 = m2.size(); 
 cout <<"\n size of map "<< n1;
 cout <<"\n size of multimap "<< n2;
return 0;
}