using System;

class Test {
  
  static void PrintTable(int n) {
    for (int i = 1; i <= n; i++)
      Console.WriteLine("{0,3}: {1,5} {2,7:f3}", i, i*i, Math.Sqrt(i));
  }
  
  static void Main(string[] arg) {
    try {
      PrintTable(Convert.ToInt32(arg[0]));
    } catch {
      Console.WriteLine("-- positive ganze Zahl als Argument erwartet");
    }
  }
  
}