/*
 * 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.*;

public class RecycledNumbers {

	public static void main(String[] args) {
		if(args.length < 1) {
			System.out.println("Need a filename.");
		}
		else {
			File file = new File(args[0]);
			try {
				BufferedReader fin = new BufferedReader(new InputStreamReader(new FileInputStream(file)));
				int numCases = Integer.parseInt(fin.readLine());
				for(int i=0; i<numCases; i++) {
					String line = fin.readLine();
					int min = Integer.parseInt(line.substring(0, line.indexOf(" ")).trim());
					int max = Integer.parseInt(line.substring(line.indexOf(" ")).trim());
					int count = 0;
					for(int a=min; a<max; a++) {
						for(int b = a+1; b<=max; b++) {
							if(isRecycled(a, b))
								count++;
						}
					}
					System.out.println("Case #" + (i+1) + ": " + count);
				}
			} catch(FileNotFoundException e) {
				System.err.println("File not found!");
			} catch(IOException e) {
				System.err.println("Could not read file!");
			}
		}
	}
	
	private static boolean isRecycled(int a, int b) {
		String aStr = "" + a;
		String bStr = "" + b;
		for(int i=1; i<aStr.length(); i++) {
			if((aStr.substring(i) + aStr.substring(0, i)).equals(bStr))
				return true;
		}
		return false;
	}
}
