#include
#include
using namespace std;
int main()
{
string str1("A");
string str2("B");
string str3("G");
string str4;
cout << " str1: " << str1 << endl;
cout << " str2: " << str2 << endl;
cout << " str3: " << str3 << "\n\n";
// Display the capacity of str1.
cout << "Capacity of str1: " << str1.capacity() << "\n\n";
return 0;
}