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 google.codejam;

import java.util.HashMap;

public class RecycledNumberSolver implements GoogleSolver {

  @Override
  public String solve(String str) {
    String [] numbers = str.split(" ");
    int min = Integer.parseInt(numbers[0]);
    int max = Integer.parseInt(numbers[1]);
    int digits = numbers[0].length();
    System.out.println("min:"+min + " max:"+ max);
    HashMap<Integer, Integer> map = new HashMap<Integer, Integer>();
    
    int count = 0;
    for(int i=min; i<=max ; i++){
      for(int move=1 ; move<digits ; move++){
        String temp = i+"";
        String test = temp.substring(temp.length()-move) + temp.substring(0, temp.length()-move);
        
        int testNum = Integer.parseInt(test);
        if(testNum>i && testNum>=min && testNum<=max){
          //System.out.println("("+temp + " , " +  testNum+ ")");
          if(map.get(i)==null || map.get(i)!=testNum){
            map.put(i, testNum);
            count++;
          }
        }
      }
      map.clear();
    }
    return count+"";
  }

}
