/*
 * 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 com.google.codejam;

import static java.math.BigInteger.ONE;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.PrintWriter;
import java.math.BigInteger;
import java.util.Scanner;

public class RotatingNumbers {

	/**
	 * @param args
	 * @throws FileNotFoundException 
	 */
	public static void main(String[] args) throws FileNotFoundException {
		new RotatingNumbers().run();
	}

	private int count(BigInteger minValue, BigInteger maxValue) {
		BigInteger currentNumber = minValue;
		int counter = 0;
		
		while (!maxValue.equals(currentNumber)) {
			BigInteger candidate = null;
			int r = 1;
			while (!currentNumber.equals(candidate)) {
				candidate = rotateLeft(currentNumber, r++);
				if (candidate.compareTo(currentNumber) > 0 && candidate.compareTo(maxValue) <= 0 && candidate.compareTo(minValue) >= 0) {
					counter++;
				}
			}
			currentNumber = currentNumber.add(ONE);
		}
		return counter;
	}

	private void run() throws FileNotFoundException {
		BigInteger[][] data = parseInput("input");
		Integer[] result = solve(data);
		printResult(result, "output");
	}
	
	private Integer[] solve(BigInteger[][] data) {
		Integer[] result = new Integer[data.length];
		for (int i = 0; i < data.length; i++) {
			result[i] = count(data[i][0], data[i][1]);
		}
		return result;
	}

	private BigInteger rotateLeft(BigInteger value, int digits) {
		String stringValue = value.toString(10);
		StringBuilder result = new StringBuilder(stringValue.substring(digits));
		result.append(stringValue.substring(0, digits));
		return new BigInteger(result.toString(), 10);
	}

	private void printResult(Integer[] result, String path) throws FileNotFoundException {
		PrintWriter p = new PrintWriter(new File(path));
		try { 
			for (int i = 1; i < result.length+1; i++) {
				p.format("Case #%d: %d\n", i, result[i-1]);
			}
		} finally {
			p.close();
		}
	}

	private BigInteger[][] parseInput(String path) throws FileNotFoundException {
		Scanner scanner = new Scanner(new File(path));
		try {
			BigInteger[][] input = new BigInteger[scanner.nextInt()][2];
			scanner.nextLine(); // skip to the next line
			for (int i = 0; i < input.length; i++) {
				input[i][0] = new BigInteger(scanner.next());
				input[i][1] = new BigInteger(scanner.next());
//				scanner.nextLine();
			}
			return input;
		} finally {
			scanner.close();
		}
	}
}
