#include
#include
using namespace std;
int main()
{
string str1("www.rntsoft.com");
string str2("STL Power");
cout << "Initial strings:\n";
cout << "str1: " << str1 << endl;
cout << "str2: " << str2 << "\n\n";
// insert()
cout << "Insert str2 into str1:\n";
str1.insert(6, str2);
cout << str1 << "\n\n";
// erase()
cout << "Remove 9 characters from str1:\n";
str1.erase(6, 9);
cout << str1 <<"\n\n";
// replace
cout << "Replace 8 characters in str1 with str2:\n";
str1.replace(7, 8, str2);
cout << str1 << endl;
return 0;
}