/*
 * 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.File;
import java.io.IOException;
import java.util.Scanner;


public class Recycle {

	
	public static void main (String[] args) {
		int s, t;
		Scanner scanner;
		
		try {
			scanner = new Scanner(new File("C:\\a.in"));
			if(scanner.hasNextLine()) {
				scanner.nextLine();
			}
			int testCase = 1;
			while(scanner.hasNextLine()) {
				String line = scanner.nextLine();
				Scanner iscn = new Scanner(line);
				s = iscn.nextInt();
				t = iscn.nextInt();
				iscn.close();
				
				int counter = 0;
				for(int i=s; i<=t; i++) {
					for(int j=s; j<i; j++) {
						if(isRecycled(i+"", j+"")) {
							counter++;
						}
					}
				}
				
				System.out.println("Case #"+testCase+": " +counter);
				testCase++;
			}
		} catch (IOException e) {
			System.err.println("could not open file");
		}
		
		
	}


	private static boolean isRecycled(String a, String b) {
		for(int i=1; i<a.length(); i++) {
			if(cycleBy(a, i).equals(b)) {
				return true;
			}
		}
		return false;
	}
	
	public static String cycleBy(String str, int places) {
		return str.substring(places) + str.substring(0, places);
	}
	
}
