Not sure if ez

#include <iostream>
#include <string>
#include <cstdio>

using namespace std;

int main()
{
    string dot = ".";
    for (short i = 0; i < 20; i++)
    {
        printf("%*s\n", 20 + i, dot.c_str());
        dot += "..";
    }
    system("PAUSE");
    return 0;
}