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

int main()
{

string str1[] = {"A", "B", "C","D"};
string str2[] = {"E", "F", "G","H"};
list <string> Lstr1(str1, str1+4);
list <string> Lstr2(str2, str2+4);
//
cout<<"\n Lstr1.size() : " << Lstr1.size() <<endl; 
list<string>:: iterator it;
 for(it= Lstr1.begin(); it !=Lstr1.end(); it++)
  {
 	 cout <<" "<< *it;
 } 
 cout<<"\nLstr1 Front " << Lstr1.front();
 cout<<"\nLstr1.back " << Lstr1.back()<<endl; 
 //
 cout<<"\n reading Lstr2 "<< endl; 
 for(it= Lstr2.begin(); it !=Lstr2.end(); it++)
  {
 	 cout <<" "<< *it;
 }
 cout<<"\n Lstr2.front " << Lstr2.front();
 cout<<"\n Lstr2.Back " << Lstr2.back() <<endl; 
 //swap Lstr2 with Lstr1
 cout<<"\n swap Lstr2 with Lstr1 "<< endl;
// Lstr2.assign(Lstr1.begin(), Lstr1.end()); 
 Lstr2 = Lstr1; 
 // put with loop
 cout<<"\n reading Lstr2 "<< endl; 
 for(it= Lstr2.begin(); it !=Lstr2.end(); it++)
  {
 	 cout <<" "<< *it;
 }
 //
  
  cout<<"\n Lstr2.front " << Lstr2.front();
 cout<<"\n Lstr2.Back " << Lstr2.back(); 
 return 0; 
}