Пример за работа с низове в С++

#include "stdafx.h"
#include <iostream>
#include <string>
using namespace std;

int main()
{
    string Name;
    cout << "Enter the name: ";
    getline(cin, Name);

    cout << "You entered name " << Name << endl;
    cout << "This name is " << Name.length() << " characters long." << endl;
    Name.append(" Petrov");
    cout << "Appended " << Name << endl;
    cout << "New name is " << Name.length() << " characters long." << endl;

    for (int i = 0; i < Name.length(); i++)
        cout << Name[i] << endl;

    string s1, s2;
    s1 = "Pexar";
    s2 = "Petyr";

    if (s1 < s2)
        cout << s1 << " is less than " << s2 << endl;
    else
        cout << s1 << " is greater or equal than " << s2 << endl;

    return 0;
}