#include
using std::cout;
using std::endl;
#include
using std::string;
int main()
{
string string1( "cat" );
string string3;
string3.assign( string1 );
cout << "string1: " << string1
<< "\nstring3: " << string3 << "\n\n";
string3 += "pet";
string3.append( string1, 1, string1.length() - 1 );
cout << "string1: " << string1
<< "\nstring3: " << string3 << "\n\n";
return 0;
}