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 * and open the template in the editor.
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package year_2012.qualification;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.Set;

/**
 *
 * @author paul
 * @date 14 Apr 2012
 */
public class QuestionC {

    private static Set<Integer> getCycle(int x) {

        String s = Integer.toString(x);
        Set<Integer> set = new HashSet<Integer>();
        set.add(x);
        for (int c = 1; c < s.length(); c++) {
            String t = s.substring(c).concat(s.substring(0, c));
            set.add(Integer.parseInt(t));
        }
        return set;
        
    }

    private static Set<Integer> mask(Set<Integer> set, int a, int b) {
        Set<Integer> result = new HashSet<Integer>();

        for (int x : set) {
            if (x >= a && x <= b) {
                result.add(x);
            }
        }
        
        return result;

    }


    public static void main(String[] args) throws FileNotFoundException, IOException {

        String question = "C";

//        String name = "large";
        String name = "small-attempt0";
//        String name = "test";

        String filename = String.format("%s-%s", question, name);

        BufferedReader input = new BufferedReader(
                new FileReader(String.format("/home/paul/Documents/code-jam/2012/qualification/%s.in",
                filename)));

        String firstLine = input.readLine();

        PrintWriter pw = new PrintWriter(new File(
                String.format("/home/paul/Documents/code-jam/2012/qualification/%s.out", filename)));


        int T = Integer.parseInt(firstLine);

        // Loop through test cases.
        for (int i = 0; i < T; i++) {

//             Read data.
            String[] tokens = input.readLine().split(" ");

//            int N = Integer.parseInt(input.readLine());

            int A = Integer.parseInt(tokens[0]);
            int B = Integer.parseInt(tokens[1]);

//            System.out.format("%d, %d\n", A, B);

            boolean[] used = new boolean[B+1];
            int total = 0;
            for (int n = A; n <= B; n++) {
                if (!used[n]) {
                    Set<Integer> set = mask(getCycle(n), A, B);
                    int k = set.size();
                    total += (k * (k-1))/2;
                    for (int m : set) {
                        used[m] = true;
                    }
                }
            }

            pw.format("Case #%d: %d\n", i + 1, total);
        }

        pw.close();

    }

}


import java.util.*;
public class C {

	public static void main (String[] args)
	{	
			String bIn;
			Scanner in = new Scanner(System.in);
			
			int T = Integer.parseInt(in.nextLine());
			
			for (int test = 0 ; test < T ; test++)
			{
				String range = in.nextLine();
				String[] cIN = range.split(" ");
				int max = Integer.parseInt(cIN[1]);
				int min = Integer.parseInt(cIN[0]);
				int count = 0;
				for (int findPair = min ; findPair <= max ; findPair ++)
				{
					String thisOne = String.valueOf(findPair);
					
					String[] gothrough = thisOne.split("");
					int digitLength = gothrough.length-1;
					
					int sameTest = Integer.parseInt(thisOne);
					
				//	System.out.println(digitLength);
					
					for (int shuffle1 = 0 ; shuffle1 < digitLength ; shuffle1++)
					{
		
							String temp = thisOne.substring(shuffle1)+thisOne.substring(0,shuffle1);
						//	System.out.println(temp);
							
							int test1 = Integer.parseInt(temp);
							
							if (test1 <= max && test1 >= min && test1 != sameTest)
							{
							//	System.out.println(test1);
							//	System.out.println("( "+thisOne+","+test1+")");
								count++;
							}
			
					}
					
				}
				count = count/2;
				System.out.println("Case #"+(test+1)+": "+count);
			}

	}
	

}