using System;
using System.IO;

class UpisUDatoteku {
  static void Main() {
    Console.Write("n -> ");
    int n = int.Parse(Console.ReadLine());
    
    StreamWriter txtFile = new StreamWriter("brojevi.txt");
    txtFile.WriteLine("Trazeni brojevi su:");
    for(int i = 1; i <= n; i++) {
      int sum = 0;
      for(int k = i; k > 0; k /= 10) {
        sum += (k % 10) * (k % 10);
      }
      if(i <= sum) {
        txtFile.WriteLine(i);
      }
    }
    txtFile.Close();
  }
}