programa:

//-------------------------------------

#include <iostream>
using namespace std;
int main()
{
        double a=0;
        while (a < 7.11)
        {
        cout << a << endl;
        a = a + 0.01;
        }
        system ("pause");
}

//-------------------------------------

outputas:

....
5.51003
5.52003
5.53003
5.54003
5.55003
5.56003
5.57003
5.58003
5.59003
5.60003
5.61003
5.62003
5.63003
5.64003
5.65003
5.66003
5.67003
5.68004
5.69004
5.70004
5.71004
5.72004
5.73004
5.74004
5.75004
....