
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 be.tim.recycled;

/**
 *
 * @author Tim Boeckstaens
 * @version 1.0
 */
public class Recycler {
    public String process(String line) {
        String[] split = line.split(" ");

        if(split.length != 2){
            throw new IllegalArgumentException("Foute regel");
        }

        int a = Integer.parseInt(split[0]);
        int b = Integer.parseInt(split[1]);

        int counter = 0;

        for(int i = a ; i < b; i++){

            for(int j = i + 1; j <= b; j++){
                String s = i + "";
                String t = j + "";
                char[] chars = s.toCharArray();

                for(int x = 1; x < chars.length; x++){
                    char[] result = new char[chars.length];
                    int index = 0;
                    int start = chars.length - x;
                    for(int copy = start; copy < chars.length; copy++){
                        result[index++] = chars[copy];
                    }
                    for(int end = 0; end < start; end++){
                        result[index++] = chars[end];
                    }
                    if(new String(result).equals(t)){
                        counter++;
                        break;
                    }
                }

            }

        }

        return counter + "";
    }
}

