using System;

class Program
{
    static void Main()
    {
        int n = 10;
        int first = 0;
        int second = 1;

        Console.Write("Fibonacci Series: " + first + ", " + second);

        for (int i = 2; i < n; i++)
        {
            int next = first + second;
            Console.Write(", " + next);
            first = second;
            second = next;
        }
    }
}