package codejam;

import java.util.*;
import java.io.*;

public class RecycledNumbers {
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader("in.txt"));
		PrintWriter out = new PrintWriter(new File("out.txt"));
		
		int T = Integer.parseInt(in.readLine());
		for (int t = 1; t <= T; ++t) {
			String[] parts = in.readLine().split("[ ]+");
			int A = Integer.parseInt(parts[0]);
			int B = Integer.parseInt(parts[1]);
			
			int cnt = 0;
			for (int i = A; i < B; ++i) {
				String str = String.valueOf(i);
				int n = str.length();
				String res = "";
				Set<Integer> seen = new HashSet<Integer>();
				for (int j = n - 1; j > 0; --j) {
					res = str.substring(j) + str.substring(0, j);
					int k = Integer.parseInt(res);
					if (k > i && k <= B) {
						//System.out.println("(" + i + ", " + k + ")");
						if (!seen.contains(k)) {
							++cnt;
							seen.add(k);
						}
					}
				}
			}

			out.println("Case #" + t + ": " + cnt);
		}
		
		in.close();
		out.close();
		System.exit(0);
	}
}

package codejam;
import java.util.Scanner;
import java.util.StringTokenizer;
public class Codejam {
    static final Scanner keyboard = new Scanner(System.in);
    public static void main(String[] args) {
    int casos = Integer.parseInt(keyboard.nextLine());
        for(int x=1; x<=casos;x++)
        {
           String a, b;
           String A[]=new String[1000];
           String linea;
           linea = keyboard.nextLine();
            	StringTokenizer tokens= new StringTokenizer(linea," ");
		a = tokens.nextToken();
                b = tokens.nextToken();
           int counter=0;
           for (int i=Integer.parseInt(a); i<Integer.parseInt(b); i++)
                {
                    String c = "" +i;
                    char[] achar = c.toCharArray();
                    if (achar.length==2)
                    {
                        int one=Integer.parseInt("" +achar[1])*10+Integer.parseInt("" +achar[0]); 
                        if (one<=Integer.parseInt(b)&&one>i)
                        counter+=1;
                    }
                     if (achar.length==3)
                    {
                        int one= Integer.parseInt("" +achar[2])*100+Integer.parseInt("" +achar[0])*10+Integer.parseInt("" +achar[1]); 
                        if (one<=Integer.parseInt(b)&&one>i)
                        counter+=1;
                        int two= Integer.parseInt("" +achar[1])*100+Integer.parseInt("" +achar[2])*10+Integer.parseInt("" +achar[0]); 
                        if (two<=Integer.parseInt(b)&&two>i)
                        counter+=1;
                    }
                }
           System.out.println("Case #" +x +": " +counter);
        }     
    }
}
