/*
 * 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.codejam.recycle;

import java.util.List;

/**
 * Created by IntelliJ IDEA.
 * User: sushant
 * Date: 14 Apr, 2012
 * Time: 11:13:34 AM
 * To change this template use File | Settings | File Templates.
 */
public class RecycledNumbers {
    /**
     * Main method from where application start execution.
     *
     * @param args String []
     */
    public static void main(final String[] args) {
        if (args.length != 1)  {
            System.out.println("Problem with the command used for execution");
            System.out.println("Usage: java com.google.codejam.googlerese.RecycledNmbers <Path to input file>");
            System.exit(1);
        }

        final List<TestCase> testCases = InputReader.prepareTestCases(args[0]);
        if (testCases != null && testCases.size() != 0)  {
            long startTime = System.currentTimeMillis();
            System.out.println("Test Cases execution start time " + startTime);
            for (TestCase testcase : testCases) {
                executeTestCase(testcase);
            }
            OutputRecorder.generateTestReport(testCases, args[0] + ".out");
            long endTime = System.currentTimeMillis();
            System.out.print("Test cases execution end time " + endTime);
            System.out.println("Total Execution Time " + (endTime - startTime) + " milliseconds");
        }

    }

    /**
     * Method to execute test cases.
     *
     * @param testcase     TestCase
     */
    private static void executeTestCase(final TestCase testcase) {
        int recycleNumberCount = 0;
        final int low = testcase.getLow();
        final int high = testcase.getHigh();
        final int length = Integer.toString(low).length();
        for(int i = low; i <= high; i++) {
            int previoudNumber = 0;
            for(int j = 1; j < length; j++) {
                int divisor = getDivisor(length - j);
                int mod = i % divisor;
                int result = i / divisor;
                int recycleNumber = Integer.parseInt("" + mod + result);
                if(previoudNumber != recycleNumber && recycleNumber > i && recycleNumber <= high) {
                      previoudNumber = recycleNumber;
                    recycleNumberCount =  recycleNumberCount + 1;
                }
            }
        }
        testcase.setOutput(new TestResult(recycleNumberCount));
    }

    private static int getDivisor(int noOfZeros) {
        StringBuilder builder = new StringBuilder().append(1);
        for(int i = 0; i < noOfZeros; i++) {
            builder.append(0);
        }
        return Integer.parseInt(builder.toString());
    }
}


