using System;

​

public class Program

{

    public static void Main()

    {

        int i = 0;

        int last = 1;

        int last2 = 0;

        int num = 0;

        for (i = 1; num < 100; i++)

        {

            Console.WriteLine(num);

            num = last + last2;

            last2 = last;

            last = num;

        }

    }

}