FibonacciNumbers

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Numerics;


class FibonacciNumbers
{
    static void Main()
    {
        int n = Int32.Parse(Console.ReadLine());
        int[] fibonacci = new int[n];
        if(n==1)
        {
            Console.WriteLine(0);
        }
        else
        {
            fibonacci[0] = 0;
            fibonacci[1] = 1;
            int first = 0;
            int second = 1;
            int third = 0;
            for (int i = 2; i < n; i++)
            {
                third = first + second;
                fibonacci[i] = third;
                first = second;
                second = third;
            }
            for (int i = 0; i < fibonacci.Length; i++)
            {
                Console.Write(fibonacci[i]+" ");
            }
            Console.WriteLine();
        }


    }
}