using System;

public class Program 

{

  public static void Main() 

  {

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

    //int n = 69;

    int[] money = {64, 32, 16, 8, 4, 2, 1};

    int billsCount = 0;

    for (int i = 0; i < money.Length; i++) 

    {

      int currentBillsCount = n / money[i];

      if (currentBillsCount > 0) 

      {

        billsCount = billsCount + currentBillsCount;

        Console.WriteLine(money[i] + "-" + currentBillsCount);

        n = n - (currentBillsCount * money[i]);

      }

    }

    Console.WriteLine(billsCount);

  }

}