//myListswap1.cpp
#include <iostream>
#include <map>
#include <string>
using namespace std; 
//myMapswap1.cpp
 int main()
 {
 map<string, string> m1; 
 map<string, string> m2;
 map<string, string>::iterator it;  
 
 //
 m1["A"] ="Apple"; 
 m1["B"] ="Banana"; 
 m1["C"] ="Coffee"; 
 //
 m2["A"] ="Alpha"; 
 m2["B"] ="Beta"; 
 m2["C"] ="Charlie";
 for(it= m1.begin(); it !=m1.end(); it++)
 {
 cout<<"\n"<<(*it).first<<" ::: "<< (*it).second; 
 }
 m1.swap(m2); 
 cout <<"\n  m1.swap(m2);  --"; 
 for(it= m1.begin(); it !=m1.end(); it++)
 {
 cout<<"\n"<<(*it).first<<" ::: "<< (*it).second; 
 }
 
return 0;
}