/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

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.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Scanner;

public class MainB {

	private static final String toRead = "/home/jean/tmp/C-small-attempt0.in";
	private static final String toWrite = "/home/jean/tmp/C-small-attempt0.out";
	
	private static final Map<Integer, List<Integer>> permutations = new HashMap<Integer, List<Integer>>(2000000, 1);

	public static void main(String[] args) throws IOException {
		// InputStream is = System.in;
		BufferedReader br = new BufferedReader(new FileReader(toRead));
		BufferedWriter bw = new BufferedWriter(new FileWriter(toWrite, false));
		compute(br, bw);
	}

	private static void compute(BufferedReader br, BufferedWriter bw)
			throws IOException {
		Scanner sc = new Scanner(br);

		int t = sc.nextInt();
		sc.nextLine();
		for (int i = 0; i < t; ++i) {
			System.out.println(i);
			String res = computeOne(sc);
			write(res, i, bw);
		}

		bw.flush();

		if (bw != null) {
			bw.close();
		}

	}

	private static void write(String res, int i, BufferedWriter bw)
			throws IOException {
		StringBuilder sb = new StringBuilder("Case #").append(i + 1)
				.append(": ").append(res);
		bw.write(sb.toString());
		// System.out.println(sb.toString());
		bw.newLine();
	}

	public static String computeOne(Scanner sc) {
		int min = sc.nextInt();
		int max = sc.nextInt();
//		System.out.println("A: " + min + " | " + "B :" + max);
		long count = 0;
		
		for (int i = min ; i < max ; ++i) {
			if(i % 100000 == 0) {
				System.out.println(i);
			}
			count += count(i, max);
		}
		return Long.toString(count);
	}

	private static long count(int number, int max) {
		if(number < 10) {
			return 0;
		}
		
		long count = 0;

		List<Integer> numberPermutations = permutations.get(number);
		if(numberPermutations == null) {
			if(number % 100000 == 0) {
				System.out.println("ENTERING !");
			}
			String numberString = String.valueOf(number);
			final int length = numberString.length();

			StringBuilder builder = new StringBuilder(length << 0);
			builder.append(numberString).append(numberString);
			
			numberPermutations = new ArrayList<Integer>(length - 1);
			permutations.put(number, numberPermutations);
			for(int start = 1 ; start < length ; ++start) {
				String nString = builder.substring(start, start + length);
				int n = Integer.parseInt(nString);
				if(n > number && !numberPermutations.contains(n)) {
					numberPermutations.add(n);
				}
			}
			Collections.sort(numberPermutations);
		} 
//		for(int n : numberPermutations) {
//			if (n > number && n <= max) {
//				++count;
//			}
//		}
		int c = Collections.binarySearch(numberPermutations, max);
		if(c >= 0) {
			count = c + 1;
		} else {
			count = -c-1;
		}
		
		return count;
	}

}
