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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.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

public class RecycledTester {

	public static void main(String[] args) throws IOException {
		new RecycledTester().run("C-small-attempt0.in");
//		 new RecycledTester().run("problem.txt");
	}

	public void run(String fileName) throws IOException {
		parseFile(fileName);
	}

	private void parseFile(String fileName) throws FileNotFoundException {
		File file = new File(fileName);
		Scanner scanner = new Scanner(file);

		int numTests = Integer.parseInt(scanner.nextLine());
		for (int i = 1; i <= numTests; i++) {
			System.out.println("Case #" + i + ": " + solve(scanner.nextLine()));
		}
		scanner.close();
	}

	public String solve(String line) {
		Scanner ls = new Scanner(line);

		Solver solver = new Solver(ls.nextInt(), ls.nextInt());

		return Integer.toString(solver.solve());
	}
}

class Solver {

	private final int a;
	private final int b;
	private final int c;
	private final Set<Integer> counted = new HashSet<Integer>();

	Solver(int a, int b) {
		this.a = a;
		this.b = b;
		this.c = Integer.toString(a).length();
	}

	public int solve() {
		if (c == 0)
			return 0;

		int n = 0;

		for (int i = a; i <= b; i++) {
			n += isRecycled(i);
		}
		return n;
	}

	public int isRecycled(int n) {
		String t = Integer.toString(n);
		Set<Integer> pairCandidates = new HashSet<Integer>();
		pairCandidates.add(n);
		for (int i = 0; i < c - 1; i++) {
			t = shift(t);
			
			int m = Integer.valueOf(t);
			if (n != m && a <= m && m <= b && !counted.contains(m)) {
				pairCandidates.add(m);
				counted.add(m);
			}
		}
		counted.add(n);
		return pairCandidates.size() * (pairCandidates.size() - 1) / 2;
	}

	public String shift(String t) {
		return t.substring(1) + t.charAt(0);
	}

}
