View difference between Paste ID: bNWP7RnQ and d6CeSMUe

 using System;
 
 namespace ConsoleInputOutput
 {
     public static class Fibonachi
     {
         public static void Main()
         {
             int n = int.Parse(Console.ReadLine());
             ulong first = 0;
             ulong second = 1;
             Console.WriteLine(first);
             Console.WriteLine(second);
             ulong third = ulong.MinValue;
             for (int i = 2; i < n; i++)
             {
                 third = first + second;
-                Console.WriteLine(third);
+                Console.Write(third + " ");
                 first = second;
                 second = third;
             }
         }
     }
 }