/*
 * 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();

    }

}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package ex3;

import java.io.*;
import java.util.ArrayList;
import java.util.HashMap;

/**
 *
 * @author Jean-Nicolas
 */
public class Ex3 {

    public static String readFile(File file) {

        String result = "";
        try {
            InputStream ips = new FileInputStream(file);
            InputStreamReader ipsr = new InputStreamReader(ips);
            BufferedReader br = new BufferedReader(ipsr);
            String line;
            while ((line = br.readLine()) != null) {
                result += line + "\n";
            }
            br.close();
            result.substring(0, Math.max(0, result.length() - 1)); // Deletion of the last \n
        } catch (Exception e) {
            System.out.println(e.toString());
        }

        return result;
    }

    public static void writeFile(File file, String data) {
        try {
            BufferedWriter out = new BufferedWriter(new FileWriter(file));
            out.write(data);
            out.close();
        } catch (IOException ex) {
            System.out.println("Exception ");
        }
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here


        String data = readFile(new File("data.txt"));
        String[] lines = data.split("\n");
        String resultStr = "";

        ArrayList<Integer> results = new ArrayList<>();

        for (int i = 1; i < lines.length; i++) {
            String[] values = lines[i].split(" ");

            int A = Integer.parseInt(values[0]);
            int B = Integer.parseInt(values[1]);

            HashMap<Pair, Boolean> alreadyUsed = new HashMap<>();


            for (int n = A; n <= B; n++) {
                String nStr = String.valueOf(n);

                for (int j = 0; j < nStr.length(); j++) {
                    String nStr2 = nStr.substring(j) + nStr.substring(0, j);
                    int m = Integer.parseInt(nStr2);

                    Pair pair = new Pair(n, m);
                    
                    if (alreadyUsed.get(pair) == null && (A <= n && n < m && m <= B)) {
                        alreadyUsed.put(pair, true);
                    }
                }

            }

            resultStr += "Case #" + i + ": " + alreadyUsed.size() + "\n";
        }

        resultStr = resultStr.substring(0, resultStr.length() - 1);
        System.out.println(resultStr);
        writeFile(new File("result.txt"), resultStr);
    }
}
