/*
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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 small;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

public class RecycledNumbers {

	private static int noOfCases;
	private static String[] result;
	private static List<Integer> listOfNumbers;
	private static String inputFile = "C-small-attempt0.in";
	private static String outputFile = "C-small-attempt0.out";
	
	public static void main(String[] args) {
		
		readInputFile();
		
		
		writeToFile(result);
	}
	
	public static void writeToFile(String args[]) {
		try {
			FileWriter fstream = new FileWriter(outputFile);
			BufferedWriter out = new BufferedWriter(fstream);
			for (int i = 0; i < args.length; i++) {
				out.write(args[i]);
				if (i != args.length - 1)
					out.newLine();
			}
			out.close();
		} catch (Exception e) {
			System.err.println("Error: " + e.getMessage());
		}
	}

	private static void readInputFile() {

		try {
			FileInputStream fstream = new FileInputStream(inputFile);
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));

			noOfCases = Integer.parseInt(br.readLine());
			String strLine;
			result = new String[noOfCases];
			for (int i = 0; i < noOfCases; i++) {
				listOfNumbers = new ArrayList<Integer>();
				
				strLine = br.readLine();
				String[] temp = strLine.split(" ");
				int start = Integer.parseInt(temp[0]);
				int end = Integer.parseInt(temp[1]);
				System.out.println("start: "+start+".. end: "+end);
				
				int totalSum = getResult(start,end);
				System.out.println("Case #" + (i + 1) + ": " + totalSum);
				result[i] = "Case #" + (i + 1) + ": " + totalSum;
			}

			for(int x=0;x<listOfNumbers.size();x++){
				System.out.println(listOfNumbers.get(x));
			}
			in.close();
		} catch (Exception e) {
			e.printStackTrace();
			System.err.println("Error: " + e.getMessage());
		}
	}

	private static int getResult(int start, int end) {
		int totalSum = 0;
		for(int i=start;i<=end;i++){
			if(listOfNumbers.contains(i)){
				continue;
			}
			String number = String.valueOf(i);
			char[] numberArray = number.toCharArray();
			if(sameDigit(numberArray)){
				continue;
			}
			//System.out.println(number);
			totalSum = totalSum + getCount (numberArray,i,start,end);
		}
		//System.out.println(totalSum);
		return totalSum;
	}

	private static boolean sameDigit(char[] numberArray) {
		
		if(numberArray.length <=1){
			return true;
		}
		for(int i=0;i<numberArray.length-1;i++){
			if(numberArray[i] != numberArray[i+1]){
				return false;
			}
		}
		return true;
	}

	private static int getCount(char[] arr, int currentNumber,int start, int end) {
		int count=0;
		int nc2Count=0;
		char[][] tempNumbers = new char[arr.length][arr.length];
		int[] numberArray = new int[arr.length];
		List<Integer> localList  = new ArrayList<Integer>();
		//System.out.println("current number: "+currentNumber);
		
		// Getting different combination of char arrays//
		// Duplicate the first array
		for(int i=0;i<arr.length;i++){
			for(int j=0;j<arr.length;j++){
				tempNumbers[i][j] = arr[j];
			}
		}
		
		// Rest of the combinations
		for(int i=1;i<arr.length;i++){
			char a = tempNumbers[i-1][0];
			int j = 0;
			for(j=0;j<arr.length-1;j++){
				tempNumbers[i][j] = tempNumbers[i-1][j+1];
				//System.out.println("temp["+i+"]["+j+"] = "+tempNumbers[i-1][j+1]);
			}
			tempNumbers[i][j] = a;
		}
		// End of combinations//
		
		//Converting the char array of diff combinations to String and then to Integer
		// Also add the number to the count of valid combinations
		for(int i=0;i<arr.length;i++){
			String num = String.valueOf(tempNumbers[i]);
			numberArray[i] = Integer.parseInt(num);
			System.out.println(numberArray[i]);
			if((numberArray[i]>=start && numberArray[i]<=end) && (!localList.contains(numberArray[i]))){
				localList.add(numberArray[i]);
				count++;
				listOfNumbers.add(numberArray[i]);
			}
		}
		
		
		//Calculate the nc2 for the numbers
		nc2Count = (count * (count-1))/2;
		if(nc2Count!=0){
			System.out.println("current number: "+currentNumber+". count: "+count+". nc2 count: "+nc2Count);
		}
		System.out.println();
		return nc2Count;
	}
}
