import java.util.Scanner;

class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int t=sc.nextInt();
		int casos=1, a, b, n, m, cont;
		while(t!=0){
			a=sc.nextInt();
			b=sc.nextInt();
			if(a>b){
				int aux=a;
				a=b;
				b=aux;
			}
			System.out.printf("Case #%d: ",casos++);
			if(a==b){
				System.out.printf("%d\n",0);
			}else{
				cont=0;
				for(n=a;n<b;n++){					
					for(m=n+1;m<=b;m++){					
						if(isRecycled(n,m)) cont++;
					}
				}
				System.out.printf("%d\n",cont);
			}
			t--;
		}		
	}
	public static boolean isRecycled(int n1, int n2){
		String s1, s2, aux;
		s1 =  String.valueOf( n1 );
		s2 =  String.valueOf( n2 );		
		boolean r = false;		
		for(int i=0;i<s1.length();i++){
			aux="";
			aux=s1.substring(i,s1.length())+s1.substring(0,i);
//			System.out.println(aux);
			if(aux.equals(s2)){
				r=true;
				break;
			}
		}		
		return r;
	}
}

package com.google.codejam._2012;

import java.io.File;
import java.util.HashSet;
import java.util.Scanner;

public class RecycledNumbers
{

   
   private void setup()
   {
   }
   

   
   public void solveCases() throws Exception
   {
      setup();
      
      Scanner s = new Scanner(new File("./input/C-small-attempt0.in"));

      
      int t = s.nextInt();
      
      for(int i = 0; i < t; i++)
         solveProblem(s, i + 1);
   }

   

   
  
   private void solveProblem(Scanner s, int num)
   {
      System.out.print("Case #" + num + ": ");
      
      int a = s.nextInt();
      int b = s.nextInt();
      
      int count = 0;
      
      HashSet<String> used = new HashSet<String>();
      
      for(int n = a; n < b; n++)
      {
         used.clear();
         String ns = Integer.toString(n);
         
         for(int split = 1; split < ns.length(); split++)
         {
            String ms = ns.substring(split) + ns.substring(0, split);
            
            if (ms.startsWith("0"))
               continue;
            
            if (used.contains(ms))
               continue;
            
            int m = Integer.parseInt(ms);
            
            if (m > n && m <= b)
            {
               used.add(ms);
               count++;
            }
               
               
         }
      }
      
      
      
      System.out.println(count);
   }

   
   
   
   
   public static void main(String[] args)
   {
      RecycledNumbers rn = new RecycledNumbers();
      
      try
      {
         rn.solveCases();
      }
      catch (Exception e)
      {
         e.printStackTrace();
      }
      
   }
}
