import java.util.HashMap;
import java.util.HashSet;
import java.util.Scanner;

public class Recycle {

	private static HashMap<Integer, HashSet<Integer>> map = new HashMap<Integer, HashSet<Integer>>();
	private static HashSet<Integer> toSkip = new HashSet<Integer>();
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner reader = new Scanner(System.in);
		int T = reader.nextInt();
		for (int tc = 1; tc <= T; tc++) {
			int a = reader.nextInt();
			int b = reader.nextInt();
			long before = System.currentTimeMillis();
			int res = doit(a, b);
			System.out.printf("Case #%d: %d\n", tc, res);
			long after = System.currentTimeMillis();
//			System.out.println("time taken: " + (after - before));
		}
	}

	private static int doit(int a, int b) {
		int count = 0;
		HashSet<Integer> skip = new HashSet<Integer>(toSkip);
		for (int i = a; i <= b; i++) {
			if (skip.contains(i))
				continue;
			HashSet<Integer> arr = generate(i);
//			if(arr.size() > 1) {
//				map.put(i, arr);
//			}
			// System.out.println(i + " --> " +
			// Arrays.deepToString(arr.toArray()));
			int temp = 0;
			if (arr.size() > 1) {
				for (int x : arr) {
					if (x >= a && x <= b) {
						temp++;
						skip.add(x);
					}
				}
				count += temp * (temp - 1) / 2;
			}
//			System.out.println("not skipping " + i + " gen: " + arr.size()+ " " + (temp * (temp - 1) / 2));
		}
		return count;
	}

	private static HashSet<Integer> generate(int num) {
		if(map.containsKey(num)) {
			HashSet<Integer> list = map.get(num);
			return list;
		}
		HashSet<Integer> list = new HashSet<Integer>();
		String s = "" + num;
		list.add(num);
		int len = s.length();
		for (int i = 1; i < len; i++) {
			String temp = s.substring(i) + s.substring(0, i);
			// System.out.println("temp: " + temp);
			if (temp.charAt(0) == '0')
				continue;
			int x = Integer.parseInt(temp);
			if( x <= 2000000) {
				list.add(x);
			}
		}
		if(list.size() > 1) {
			map.put(num, list);
		} else {
			toSkip.add(num);
		}
		return list;
	}

}

package codejam;

import java.io.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 *
 * @author Gedion Moyo
 */
public class recycler {

    /**
     * @param args the command line arguments
     */
    
    public static void main(String[] args) {
        try {
           solve();
        } catch (Exception ex) {
            Logger.getLogger(recycler.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    public static void solve() throws Exception {
        Scanner in = new Scanner(new FileReader("src/codejam/input.txt"));
        PrintWriter out = new PrintWriter(new FileWriter("src/codejam/output.txt"));

        int caseCount = Integer.valueOf(in.nextLine());
        for (int caseNum = 0; caseNum < caseCount; caseNum++) {
            System.out.println("solving case " + caseNum);
            
            out.print("Case #" + (caseNum + 1) + ":");
            out.print(" ");
            int A = in.nextInt();
            int B = in.nextInt();
            out.print(permute(A,B));
            out.print("\n");
        }
        out.flush();
        out.close();
        in.close();

    }
    
    public static int permute(int A, int B){
        int count = 0;
        HashMap<String,Integer>  map = new HashMap<>();
         
        for(int n = A;n <=B;n++){
            String N[] = (n+"").split("");
            int base = (int) (Math.floor(Math.log10(n) + 1.0));
            String[] num = new String[base];

            
            for(int j=0;j<base;j++){
                num[j] = "";
                for(int i =0; i < base; i++){
                    num[j] = num[j] + N[(i+j)%base+1];
                }
                if (A<=n && n < Integer.valueOf(num[j]) && Integer.valueOf(num[j]) <= B){
                    System.out.print(n+"\t"+ num[j] +"\n");
                    map.put(n+","+num[j], 1);
                    count++;
                }
            }
        }
            
       return map.size();
    }
}
