
import java.util.Scanner;
import java.util.Set;
import java.util.TreeSet;
import java.io.File;
import java.io.IOException;
import java.io.FileWriter;
import java.io.BufferedWriter;

public class Recycle
{
	public static void main(String[] args)
	{
/*		Set<Integer> perms = getPermutations(123456);
		
		for(Integer i: perms)
			System.out.println(i);*/
	
		try
		{
			Scanner s = new Scanner(new File("recycle.in"));
			BufferedWriter w = new BufferedWriter(new FileWriter(new File("recycle.out")));
			int numCases = s.nextInt();
			s.nextLine();
			
			for(int n = 1;n <= numCases; n++)
			{
				int A = s.nextInt();
				int B = s.nextInt();
				int count = 0;
				for(int k = A; k <= B; k++)
				{
					count += getNumPairs(k, B);
				}
				
				w.write("Case #" + n + ": " + count + "\n");
			}
			
			w.flush();
			w.close();
		}
		catch (IOException e)
		{
			e.printStackTrace();
		}
	}
	
	public static int getNumPairs(int n, int B)
	{
		Set<Integer> possibles = getPermutations(n);
		int count = 0;
		for(Integer i : possibles)
			if(i > n && i <= B)
				count++;
		return count;
	}
	
	public static Set<Integer> getPermutations(int n)
	{
		Set<Integer> perms = new TreeSet<Integer>();
		char[] digits = String.valueOf(n).toCharArray();
		
		for(int firstPos = 1; firstPos < digits.length; firstPos++)
		{
			String toBuild = "";
			for(int k = 0; k < digits.length; k++)
				toBuild += digits[(firstPos + k) % digits.length];
			perms.add(Integer.parseInt(toBuild));
		}
		return perms;
	}
	

}
package com.gcj.parser;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;

public class Parser {

	private String inputFileDest;
	private FileInputStream fileInputStream;

	public Parser(String inputFileDest) {
		super();
		this.inputFileDest = inputFileDest;
		try {
			fileInputStream = new FileInputStream(new File(inputFileDest));
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}
	}

	public String getInputFileDest() {
		return inputFileDest;
	}

	public void setInputFileDest(String inputFileDest) {
		this.inputFileDest = inputFileDest;
	}

	public FileInputStream getFileInputStream() {
		return fileInputStream;
	}

	public void setFileInputStream(FileInputStream fileInputStream) {
		this.fileInputStream = fileInputStream;
	}
	
	@SuppressWarnings("unchecked")
	public ArrayList<Integer>[] toArray(){
		
		Scanner scan = new Scanner(getFileInputStream());
		
		// The first line must be an number
		Integer nbOfLines = new Integer(scan.nextLine());
		
		ArrayList<Integer>[] parsedData = new ArrayList[nbOfLines];
		int index = 0;
		
		while (scan.hasNextLine()){
			
			String line = scan.nextLine();
			String[] datas = line.split(" ");
			
			ArrayList<Integer> dataRow = new ArrayList<Integer>();
			
			for (String data : datas){
				dataRow.add(new Integer(data));
			}
			
			parsedData[index] = dataRow;
			index++;
		}
		
		return parsedData;
		
	}
	
	
}
