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

import java.util.HashSet;

/**
 *
 * @author vandit
 */
public class RecycleNumbers {

    private HashSet<String> numbers = new HashSet<String>();
    private HashSet<String> initialTempNumbers = new HashSet<String>();
    private HashSet<String> finalTempNumbers = new HashSet<String>();

    HashSet<Pair> numberPairs = new HashSet<Pair>();


    private void findRecycledNumbers(int start, int end, int places) {


        for (int i = start; i <= end; i++) {
            String initialNumber = Integer.toString(i);
            //if (!(numbers.contains(initialNumber) || finalTempNumbers.contains(initialNumber))) {

                StringBuffer tempNumber = new StringBuffer(initialNumber);
                int len = tempNumber.length();
                int startIndexToMove = len - places;
                String tempString = tempNumber.substring(startIndexToMove);
                if ((places == 1 && tempString.equals("0")) || tempString.charAt(0) == '0') {
                    continue;
                }
                tempNumber.delete(startIndexToMove, len);
                String finalTempNumber = tempString + tempNumber.toString();

                if (! (finalTempNumber.equals(initialNumber) || Integer.parseInt(finalTempNumber) > end || Integer.parseInt(finalTempNumber) < Integer.parseInt(initialNumber))) {
                    numbers.add(initialNumber);
                    finalTempNumbers.add(finalTempNumber);
                    Pair pair = new Pair(finalTempNumber,initialNumber);
                    numberPairs.add(pair);
                }
            }

        

    }

    public HashSet<Pair> findAllRecycledNumbers(int start, int end) {
        int length = Integer.toString(start).length();
        for (int i = 1; i < length; i++) {
            findRecycledNumbers(start, end, i);
        }
        return numberPairs;
    }
}

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.util.ArrayList;

public class RecycledNumbers {

	public static void main(String args[]) {

		FileInputStream fstream;
		FileOutputStream out;
		try {
			fstream = new FileInputStream(
					"C:\\Users\\inkrabh\\Downloads\\C-small-attempt0.in");
			out = new FileOutputStream(
					"C:\\Users\\inkrabh\\Downloads\\C-small-attempt0.out");
			DataInputStream in = new DataInputStream(fstream);
			PrintStream p = new PrintStream(out);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			String strLine;
			strLine = br.readLine();
			int noOfTestCases = Integer.parseInt(strLine);
			for (int i = 1; i <= noOfTestCases; i++) {
				strLine = br.readLine();
				int result = findNoOfPairs(strLine.split(" ")[0],
						strLine.split(" ")[1]);
				p.println("Case #" + i + ": " + result);
			}
			in.close();
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}

	}

	public static int findNoOfPairs(String start, String end) {
		int count = 0;
		ArrayList<String> existingList = new ArrayList<String>();
		int begin = Integer.parseInt(start);
		int last = Integer.parseInt(end);
		for (int i = begin; i <= last; i++) {
			String sNum = new String((new Integer(i)).toString());
			existingList.add(sNum);
			String recycles[] = getRecycledNums(sNum);
			ArrayList<String> matchList = new ArrayList<String>();
			for (int j = 0; j < recycles.length; j++) {
				String temp = recycles[j];
				if (!matchList.contains(temp) && !existingList.contains(temp)
						&& temp.charAt(0) != '0' && temp.compareTo(end) <= 0
						&& temp.compareTo(start) >= 0 && !temp.equals(sNum)) {
					matchList.add(temp);
					count++;
				}

			}
		}
		return count;
	}

	static String[] getRecycledNums(String sNum) {
		String s[] = new String[sNum.length() - 1];
		for (int i = 1; i < sNum.length(); i++) {
			String temp = sNum.substring(i) + sNum.substring(0, i);
			s[i - 1] = temp;
		}
		return s;

	}

}
