/*
 * 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 qualification;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;

import loader.InputReader;
import loader.OutPutWriter;

public class RecycledNumber {

	static String inputName = "C-small-attempt0.in";
	
	/**
	 * @param args
	 */
	public static void main(String[] args) {
//		List<Integer> list = new LinkedList<Integer>();
//		list.add(1);
//		list.add(2);
//		System.out.println(listToInt(list));
//		int a = 4009;
//		System.out.println(intToList(a));
		start();
	}

	private static void start(){
		InputReader reader = new InputReader();
		reader.read(inputName);
		List<String> inputs = reader.getInputs();
		List<String> outputs = new ArrayList<String>();
		for(String in: inputs){
			String[] aLine = in.split(" ");
			int a = Integer.parseInt(aLine[0]);
			int b = Integer.parseInt(aLine[1]);
			int amount = findPairs(a,b);
			outputs.add(new Integer(amount).toString());
		}
		
		OutPutWriter writer = new OutPutWriter();
		writer.write("question3.out", outputs);
	}
	
	private static int findPairs(int a, int b) {
		Set<Pair> resultSet = new HashSet<Pair>();
		
//		int res = 0;
		if(a == b) return 0;
		for(int n=a; n<b; n++){
			List<Integer> nList = intToList(n);
			int shiftTimes = nList.size()-1;
			for(int i=1; i<=shiftTimes; i++){
				int m = shift(i, nList);
				if(n < m && m <= b){
					Pair pair = new Pair(n, m);
//					res += 1;
					if(!resultSet.contains(pair))
						resultSet.add(pair);
				}
			}
		}
		List view = new ArrayList(resultSet);
		Collections.sort(view);
		System.out.println(view);
		
		return resultSet.size();
//		return res;
	}

	private static int shift(int shiftTimes, List<Integer> list){
		
		List<Integer> copyList = new ArrayList<Integer>();
		copyList.addAll(list);
		for(int i=0; i<shiftTimes; i++){
			Integer moved = copyList.remove(0);
			copyList.add(moved);
		}
		
		return listToInt(copyList);
	}

	
	private static List<Integer> intToList(int a){
		List<Integer> l = new LinkedList<Integer>();
		
		while(a > 0){
			int digit = a%10;
			l.add(0, digit);
			a /= 10;
		}
		
		return l;
	}
	
	private static int listToInt(List<Integer> list){
		int res = 0;
		int length = list.size();
		
		int pow = 0;
		for(int i=length-1; i>=0; i--){
			int digit = list.get(i);
			int value = (int) (digit * Math.pow(10.0, pow));
			res += value;
			pow++;
		}
		return res;
	}
}
