using System;  

  public class Fibonacci 

   {  

     public static void Main(string[] args)  

      {  

         int x=0,y=1,i,n,z;    

         Console.Write("Enter the number of elements: ");    

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

         if(n==1){

         Console.Write(x+" ");  

         }

         else{

        Console.Write(x+" "+y+" ");  

         for(i=2;i<n;i++)  

         {    

          z=x+y;    

          Console.Write(z+" ");

          x=y;    

          y=z;   

         }  

         }   

      }  

   }