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

/**
 *
 * @author eblanco
 */
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import javax.swing.JFileChooser;

public class RecycledNumbers {

    public static String DatosArchivo[] = new String[10000];

    public static int[] convertStringArraytoIntArray(String[] sarray) throws Exception {
        if (sarray != null) {
            int intarray[] = new int[sarray.length];
            for (int i = 0; i < sarray.length; i++) {
                intarray[i] = Integer.parseInt(sarray[i]);
            }
            return intarray;
        }
        return null;
    }

    public static boolean CargarArchivo(String arch) throws FileNotFoundException, IOException {
        FileInputStream arch1;
        DataInputStream arch2;
        String linea;
        int i = 0;

        if (arch == null) {
            //frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
            JFileChooser fc = new JFileChooser(System.getProperty("user.dir"));
            int rc = fc.showDialog(null, "Select a File");
            if (rc == JFileChooser.APPROVE_OPTION) {
                arch = fc.getSelectedFile().getAbsolutePath();
            } else {
                System.out.println("No hay nombre de archivo..Yo!");
                return false;
            }
        }
        arch1 = new FileInputStream(arch);
        arch2 = new DataInputStream(arch1);
        do {
            linea = arch2.readLine();
            DatosArchivo[i++] = linea;
            /* if (linea != null) {
            System.out.println(linea);
            }*/
        } while (linea != null);
        arch1.close();
        return true;
    }

    public static boolean GuardaArchivo(String arch, String[] Datos) throws FileNotFoundException, IOException {
        FileOutputStream out1;
        DataOutputStream out2;
        int i;
        out1 = new FileOutputStream(arch);
        out2 = new DataOutputStream(out1);

        for (i = 0; i < Datos.length; i++) {
            if (Datos[i] != null) {
                out2.writeBytes(Datos[i] + "\n");
            }
        }
        out2.close();
        return true;
    }

    public static void echo(Object msg) {
        System.out.println(msg);
    }

    public static void main(String[] args) throws IOException, Exception {
        String[] res = new String[10000], num = new String[2];
        int i, j, k, ilong;
        int ele = 1;
       ArrayList al = new ArrayList();
        String FName = "C-small-attempt0",  istr, irev, linea;
        if (CargarArchivo("C:\\eblanco\\Desa\\CodeJam\\Code Jam\\test\\" + FName + ".in")) {
            for (j = 1; j <= Integer.parseInt(DatosArchivo[0]); j++) {
                linea = DatosArchivo[ele++];
                num = linea.split(" ");
                   al.clear();
                // echo("A: "+num[0]+" B: "+num[1]);
                for (i = Integer.parseInt(num[0]); i <= Integer.parseInt(num[1]); i++) {
                    istr = Integer.toString(i);
                    ilong = istr.length();
                 
                    for (k = 1; k < ilong; k++) {
                        if (ilong > k) {
                            irev = istr.substring(istr.length() - k, istr.length()) + istr.substring(0, istr.length() - k);
                            //echo("caso: " + j + ": isrt: " + istr + " irev: " + irev);
                            if ((Integer.parseInt(irev) > Integer.parseInt(num[0])) && (Integer.parseInt(irev) > Integer.parseInt(istr)) && (Integer.parseInt(irev) <= Integer.parseInt(num[1]))) {
                                al.add("(" + istr + "," + irev + ")");
                            }
                        }
                    }
                }
                HashSet hs = new HashSet();
                hs.addAll(al);
                al.clear();
                al.addAll(hs);
                res[j] = "Case #" + j + ": " + al.size();
                echo(res[j]);
                LeerArchivo.GuardaArchivo("C:\\eblanco\\Desa\\CodeJam\\Code Jam\\test\\" + FName + ".out", res);
            }
        }
    }
}

package com.google;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Scanner;
import java.util.Set;

public class Recycle {
    public static class Pair {
        long a;
        long b;
        
        public Pair(long a, long b) {
            this.a = a;
            this.b = b;
        }

        @Override
        public int hashCode() {
            final int prime = 31;
            int result = 1;
            result = prime * result + (int) (a ^ (a >>> 32));
            result = prime * result + (int) (b ^ (b >>> 32));
            return result;
        }

        @Override
        public boolean equals(Object obj) {
            if (this == obj)
                return true;
            if (obj == null)
                return false;
            if (getClass() != obj.getClass())
                return false;
            Pair other = (Pair) obj;
            if (a != other.a)
                return false;
            if (b != other.b)
                return false;
            return true;
        }
    }
    
    public static void main(String[] args) throws IOException {
        final Scanner reader = new Scanner(new File("in.txt"));
        final FileWriter writer = new FileWriter(new File("out.txt"));
        
        final int N = reader.nextInt();
        reader.nextLine();
        
        for (int i = 0; i < N; i++) {
            final long min = reader.nextLong();
            final long max = reader.nextLong();
            writer.write(MessageFormat.format("Case #{0}: {1}", (i + 1), findCount(min, max)));
            if (i < N - 1) {
                writer.write("\n");
            }
        }
        
        writer.close();
    }

    public static int findCount(final long min, final long max) {
        Set<Pair> allPairs = new HashSet<Pair>();
        int resCount = 0;
        for (long i = min; i <= max; i++) {
            int [] num = numToArr(i);

            for (int j = 0; j < num.length - 1; j++) {
                num = shift(num);
                final Pair p = new Pair(i, fromArrToNum(num));
                if (isValid(num, i, max) && !allPairs.contains(p)) {
                    resCount++;
                    allPairs.add(p);
                }
            }
        }
        
        return resCount;
    }
    
    public static int [] shift(int [] num) {
        final int [] res = new int [num.length];
        res[0] = num[num.length - 1];

        for (int i = 1; i < res.length; i++) {
            res[i] = num[i - 1];
        }

        return res;
    }

    public static long fromArrToNum(int [] arr) {
        long a = 0;
        for (int i : arr) {
            a = a + i;
            a = a * 10;
        }

        a = a / 10;
        
        return a;
    }
    
    public static boolean isValid(int [] num, long base, long max) {
        if (num[0] == 0) return false;

        long a = fromArrToNum(num);

        return base < a && a <= max;
    }

    public static boolean consistOfUniqueDigits(int [] num) {
        final boolean [] arr = new boolean [10];

        for (int i : num) {
            if (arr[i]) return false;
            arr[i] = true;
        }

        return true;
    }

    public static int [] numToArr(final long in) {
        final List<Integer> list = new ArrayList<Integer>();
        long a = in;

        while (a > 0) {
            list.add((int) (a % 10));
            a = a / 10;
        }

        final int [] res = new int [list.size()];
        for (int i = 0; i < list.size(); i++) {
            res[res.length - i -1] = list.get(i);
        }

        return res;
    } 
}
