import java.util.Scanner;

 public class Solution
 {
     public static void main(String[] args)
     {
         Scanner input = new Scanner(System.in);

         System.out.print("Enter the integers between 1 and 100: ");

         int number;
         int[] storage = new int[101];

         while(true)
         {
             number = input.nextInt();
             if(number == 0)
                 break;
             storage[number]++;
         }

         input.close();

         for(int i = 1; i < 101; i++)
         {
             if(storage[i] == 1)
                 System.out.println(i + " occurs 1 time");
             else if(storage[i] > 1)
                 System.out.println(i + " occurs " + storage[i] + " times");
         }
     }
 }