using System;

public class Program

{

    public void Fibonnaci(int n){

        int a=0;

        int b=1;

        for(int i=0; i<n;i++){

            Console.WriteLine(a);

            int sum = a+b;

            a=b;

            b=sum;

        }

    }

    public void Main()

    {

        int n=15;

        Fibonnaci(n);

        Console.WriteLine("Hello World");

    }

}