/*
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 * 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 qualifiers.recyclednumbers;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

public class RecycledNumbers
{
	public static void main(String[] args)
	{
		try
		{
			FileReader fileReader = new FileReader("input/C-small-attempt0.in");
			BufferedReader bufferedReader = new BufferedReader(fileReader);		
			
			String record = null;
			int numOfCases = -1;
			int lineCount = 0;
			List<String> inputList = new ArrayList<String>();
			
			// Read input
			while ((record = bufferedReader.readLine()) != null)
			{
				// First row is number of cases
				if (lineCount == 0)
				{
					numOfCases = Integer.valueOf(record);
				} 
				// Input
				else
				{
					inputList.add(record);
				}
								
				lineCount++;
			}			
			fileReader.close();
			
			// Perform algo
			List<Integer> results = new ArrayList<Integer>();
			for (String input : inputList)
			{
				String[] boundStrArray = input.split(" ");
				int lowerBound = Integer.valueOf(boundStrArray[0]);				
				int upperBound = Integer.valueOf(boundStrArray[1]);				
				int result = 0;
				
				// 1 - 9
				if (upperBound <= 9)
				{
					results.add(result);
					continue;
				}
				else
				{
					int numOfDigits = String.valueOf(upperBound).length();
					Map<String, List<String>> exclusionMap = new HashMap<String, List<String>>();
					List<String> resultValueList = new ArrayList<String>();

					for (int i = lowerBound; i <= upperBound; i++)
					{
						// Shift to front by j digits
						for (int j = 1; j < numOfDigits; j++)
						{
							String value = String.valueOf(i);
							String newValue = value.substring(value.length() - j) + value.substring(0, value.length() - j);
							
							// Leading 0 - continue
							if (newValue.charAt(0) == '0')
							{
								continue;
							}
							// More than upperBound - continue
							else if (Integer.valueOf(newValue) > upperBound)
							{
								continue;
							}
							// Less than lowerBound - continue
							else if (Integer.valueOf(newValue) < lowerBound)
							{
								continue;
							}
							// Same values
							else if (value.equals(newValue))
							{
								continue;
							}
							else
							{
								// In exclusion list already - continue
								if (exclusionMap.containsKey(value))
								{
									List<String> exclusionList = exclusionMap.get(value);
									if (exclusionList.contains(newValue)) continue;
								}
								
								// In exclusion list already - continue
								if (exclusionMap.containsKey(newValue))
								{
									List<String> exclusionList = exclusionMap.get(newValue);
									if (exclusionList.contains(value)) continue;
								}
								
								// Match, add to exclusion list so we don't run again								
								if (exclusionMap.containsKey(value))
								{
									List<String> exclusionList = exclusionMap.get(value);
									exclusionList.add(newValue);
								}
								else
								{
									List<String> exclusionList = new ArrayList<String>();
									exclusionList.add(newValue);
									exclusionMap.put(value, exclusionList);
								}
								
								// Match, add to exclusion list so we don't run again								
								if (exclusionMap.containsKey(newValue))
								{
									List<String> exclusionList = exclusionMap.get(newValue);
									exclusionList.add(value);
								}
								else
								{
									List<String> exclusionList = new ArrayList<String>();
									exclusionList.add(value);
									exclusionMap.put(newValue, exclusionList);
								}
								
								result++;
							}
						}
					}
					
					results.add(result);
				}
			}
	
			// Write output
			FileWriter fileWriter = new FileWriter("output/results.out");
		  BufferedWriter bufferedWriter = new BufferedWriter(fileWriter);
		  for (int i = 0; i < results.size(); i++)
			{
		  	int result = results.get(i);
				bufferedWriter.write("Case #" + (i+1) + ": " + result);
				if (i < results.size() - 1) bufferedWriter.write("\n");
			}
		  //Close the output stream
		  bufferedWriter.close();
		}
		catch (IOException e)
		{ 
			System.out.println("IOException error!");
			e.printStackTrace();
		}
	}
}
