using System;

public class Program

{

    public static void Main()

    {

        //Fibonaccci Series

        int n1=0,n2=1,n3,number;

        Console.WriteLine("Please Enter Number: ");

        number =int.Parse( Console.ReadLine());

        Console.Write("{0} {1}",n1,n2);

        for(int i=2;i<=number;i++)

        {

            n3=n1+n2;

            n1=n2;

            n2=n3;

            Console.Write(" {0} ",n3);

        }

    }

}