/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package gcj;

import java.io.File;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.Scanner;

/**
 *
 * @author daniele
 */
public class GCJ_C {
    
    public static void main(String[] args) throws Exception{
        
        
        
        Scanner in = new Scanner(new File(args[0]));
        FileWriter out = new FileWriter("/home/daniele/Scrivania/Output");
        

        int prove=in.nextInt();
        int min,max;
        int cifre;
        int cifreaus;
        String temp;
        int aus;
        int count=0;
        ArrayList<Integer> vals = new ArrayList<Integer>();
        int jcount=0;
        ArrayList<Integer> perm = new ArrayList<Integer>();
        
        out.write("");
        out.flush();
        
        for(int i=1;i<=prove;i++){
            
            out.append("Case #" +i+": ");out.flush();
            
            min=in.nextInt();
            max=in.nextInt();
            
            for(int j=min;j<=max;j++){
               if(!vals.contains(j)){
                    temp=""+j;
                    cifre=temp.length();
                    aus=j;
                    perm.add(j);
                    for(int k=1;k<cifre;k++){
                        aus=rotateOnce(aus);
                        temp=""+aus;
                        cifreaus=temp.length();//elusione zeri iniziali
                        if(aus>=min && aus<=max && aus!=j && cifreaus==cifre && nobody(vals,perm)){ 
                            perm.add(aus);
                            jcount ++;
                            
                        }
                        
                    }
                    while(jcount>0){count+=jcount; jcount--;}
                    vals.addAll(perm);
                    perm= new ArrayList<Integer>();
                    
                }
            }
            out.append(count+"\n");out.flush();
            count=0;
            vals= new ArrayList<Integer>();
        }
        
        
        
    }
        static public int rotateOnce(int n){
            String s=""+n;
            if(s.length()>1){
                s=s.charAt(s.length()-1) + s.substring(0,s.length()-1);
                n=Integer.parseInt(s);
            }
            return n;
        }    
        
        static public boolean nobody(ArrayList<Integer> v,ArrayList<Integer> a){;
            for(int i=0;i<a.size();i++)
                if(v.contains(a.get(i))) return false;
            return true;
        } 
    
}


package main;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;

public class main {
	

	
	
public static void main(String[] args) throws IOException{
	String text = "";
	int lineCounter = 0;
	int totalLength = 2;
	int outputTotal = 0;
	int firstNum = 0;
	int secondNum = 0;
	long rotated = 0;
	String[] array = null;
	int copy=0;
	
	char[] Output=null;
	String output=null;
	String firstNumStr="";
	String secondNumStr = "";
	String temp = "";
	PrintWriter out = null;
	
	BufferedReader in = new BufferedReader(new FileReader("C-small.in"));
	
	text = in.readLine();
	totalLength = Integer.parseInt(text);
	//System.out.print(totalLength);
	
	while(lineCounter < totalLength){
		
		
	text = in.readLine();
	System.out.println(text);
	if(text == null)break;
	
	
	array = text.split(" ");
	firstNum = Integer.parseInt(array[0]);
	firstNumStr = array[0];
	secondNum = Integer.parseInt(array[1]);
	secondNumStr = array[1];
	copy = firstNum;
	//System.out.println("firstNum = " + firstNum);
	//System.out.println("secondNum = " + secondNum);
	
	int numOfDigits = (int) Math.log10((double) firstNum) + 1;
	
	for(int i = 0; i < (secondNum - copy); i++){
		for(int j = 1; j < numOfDigits; j++){
			temp = firstNumStr.substring(j);
			temp = temp + firstNumStr.substring(0, j);
			rotated = Integer.parseInt(temp);
			if(rotated > firstNum && rotated <= secondNum){
				outputTotal++;
			}
			
		}
		firstNum++;
		firstNumStr = Integer.toString(firstNum);
	}
		//output = new String(outputTotal);
		
				out = new PrintWriter(new FileWriter("outputfile.out",true)); 
				out.println("Case #"+ String.valueOf(lineCounter+1)+ ": "+ outputTotal); 
				out.close();
				
				System.out.println("Case #"+ String.valueOf(lineCounter+1)+ ": "+ outputTotal);
				outputTotal = 0;
				lineCounter++;
	
	
	
	
		

	
		
		
		}
	}
}

