
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 common;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.InputStreamReader;

public class FileRead 
{
	public static StringBuffer read()
	{
		FileInputStream fstream=null;
		 DataInputStream in=null;
		 BufferedReader br=null;
		 StringBuffer sb=new StringBuffer("");
	  try
	  {
		  fstream = new FileInputStream("D:/tony/code jam/Recycledf Numbfers/C-small-attempt0.in");
		  in = new DataInputStream(fstream);
		  br = new BufferedReader(new InputStreamReader(in));
		  String strLine;
		  while ((strLine = br.readLine()) != null)   
		  {
			  sb=sb.append (strLine+"\n");
		  }
	  }
	  catch (Exception e)
	  {
		  System.err.println("Error: " + e.getMessage());
	  }
	 finally
	 {
		 try
		 {
			 br.close();
			 in.close();
			 fstream.close();
		 }
		 catch (Exception e)
		  {
			  System.err.println("Error: " + e.getMessage());
		  }
	}
	  return sb;
	  
	}
}
