import java.io.File;
import java.io.FileNotFoundException;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;
import java.util.Set;

public class CopyOfCopyOfMain {

	static int ndigits(int n) {
		return (int) (Math.log10(n) + 1);
	}

	static int rot(int n, int dig) {
		return (int) ((n % 10) * Math.pow(10, dig - 1)) + (int) (n / 10);
	}

	public static void main(String[] args) throws FileNotFoundException {
		String file = "C-large";
		Scanner in = new Scanner(new File(file + ".in"));
		PrintWriter out = new PrintWriter(new File(file + ".out"));

		int T = in.nextInt();
		for (int t = 1; t <= T; t++) {
			int A = in.nextInt();
			int B = in.nextInt();

			int c = 0;
			int[] list = new int[ndigits(B)];
			numbers: for (int i = A; i <= B; i++) {
				int digs = ndigits(i);
				int rot = i;
				int pairs = 0;

				Arrays.fill(list, -1);
				list[0] = i;

				digits: for (int j = 1; j <= digs + 1; j++) {

					rot = rot(rot, digs);
					if(rot < i)
						continue;

					if (A <= rot && rot <= B) {
						for (int k = 0; k < j; k++) {
							if (list[k] == rot) {
								continue digits;
							}
						}
						pairs++;
						list[j] = rot;
					}
				}

				//c += pairs * (pairs + 1) / 2;
				c += pairs ;
				// c+=digs;
			}
			out.println("Case #" + t + ": " + c);
		}

		in.close();
		out.close();
	}
}

package codejam;

import org.apache.commons.io.FileUtils;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

/**
 * Hello world!
 *
 */
public class App 
{
    public static void main( String[] args ) throws Exception
    {
        String input = FileUtils.readFileToString(new File("/Users/adilmezghouti/Documents/codejam/src/main/java/codejam/input.txt"));
        String[] arr = input.split("\\n");
        String[] split;
        int size = Integer.parseInt(arr[0]);
        App app = new App();

        List<String> lines = new ArrayList<String>();
        for(int i=1;i <= size;i++){
            split = arr[i].split(" ");
            lines.add("Case #" + i + ": " + app.permute(split[0], split[1]));
        }

        FileUtils.writeLines(new File("output.txt"), lines);


    }

    public int permute(String a, String b){
        if(a.length() <= 1) return 0;

        int counter = 0;
        int floor = Integer.parseInt(a);
        int ceil = Integer.parseInt(b);
        int buffer = floor;

        while(buffer < ceil){
            String str = String.valueOf(buffer);
            for(int i=0;i < str.length() - 1;i++){
                try {
                    int result = Integer.parseInt(str.substring(str.length() - 1 - i,str.length()) + str.substring(0,str.length() - i - 1));
                    if( result > buffer && result <= ceil) {
                        counter++;
                        //System.out.println(buffer + "  " + result + "  " + counter);
                    }
                }catch(Throwable t){
                    System.out.println(buffer);
                }
            }
            buffer++;
        }
        return counter;
    }
}


