package Main;

import com.sun.deploy.util.ArrayUtil;
import org.apache.commons.lang3.ArrayUtils;

import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;

/**
 * Created with IntelliJ IDEA.
 * User: arran
 * Date: 14/04/12
 * Time: 3:12 PM
 * To change this template use File | Settings | File Templates.
 */
public class Round {
    public StringBuilder parse(BufferedReader in) throws IOException {
        StringBuilder out = new StringBuilder();
        String lineCount = in.readLine();

        for (int i = 1; i <= Integer.parseInt(lineCount); i++)
        {
            out.append("Case #"+i+": ");
            System.err.println("Case #"+i+": ");
            String line = in.readLine();
            String[] splits = line.split(" ");
            int p1 = Integer.valueOf(splits[0]);
            int p2 = Integer.valueOf(splits[1]);
            int r = pairRecyclable(p1, p2);
            out.append(r);

//            if (i < Integer.parseInt(lineCount))
                out.append("\n");
        }
        return out;
    }

    public static int pairRecyclable(int i1, int i2) {
        HashSet<String> hash = new HashSet<String>();
        for (int i = i1; i < i2; i++)
        {
            String istr = String.valueOf(i);
            if (istr.length() < 2) continue;
            for (int p = 0; p < istr.length() ; p++)
            {
                String nistr = istr.substring(p,istr.length()).concat(istr.substring(0,p));
                if (Integer.valueOf(nistr) < i1) continue;
                if (Integer.valueOf(nistr) > i2) continue;
                if (nistr.equals(istr)) continue;
                String cnistr = (Integer.valueOf(nistr) > Integer.valueOf(istr)) ?  istr + "," + nistr : nistr + "," + istr;
                hash.add(cnistr);
            }
        }
        return hash.size();
    }

    public static void main(String[] args) {
        InputStreamReader converter = null;
        try {
            int attempt = 0;
            String quest = "C";
//            String size = "small-attempt";
            String size = "large";
            converter = new InputStreamReader(new FileInputStream("src/resource/"+quest+"-"+size+".in"));
            BufferedReader in = new BufferedReader(converter);
            Round r = new Round();
            String str = r.parse(in).toString();
            System.out.print(str);
            FileOutputStream fos = new FileOutputStream(quest+"-"+size+".out");
            OutputStreamWriter osw = new OutputStreamWriter(fos);
            BufferedWriter bw = new BufferedWriter(osw);
            bw.write(str);
            bw.flush();
            bw.close();
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}

package com.khajochi.codejam;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashMap;

public class RecycledNumbers
{

	/**
	 * @param args
	 */
	public static void main(String[] args)
	{
		try
		{
			RecycledNumbers sp = new RecycledNumbers();

			FileInputStream fstream = new FileInputStream("/Users/msmart/Documents/My Work/Workspace/M/resource/2012round1/1CSmall.in");
			DataInputStream in = new DataInputStream(fstream);
			BufferedReader br = new BufferedReader(new InputStreamReader(in));
			String str = br.readLine();
			int count = 1;
			while ((str = br.readLine()) != null)
			{
//				System.out.println(str);
				
				int start = Integer.parseInt(str.split(" ")[0]);
				int end = Integer.parseInt(str.split(" ")[1]);
				
				int possible = findPossible(start,end);
				
				System.out.println("Case #" + count++ + ": " + possible);
				
			}
			in.close();
		}
		catch (Exception e)
		{
			System.err.println(e);
		}
	
	}

	private static int findPossible(int start, int end)
	{
		int count = 0;
		HashMap <String, String> exclude = new HashMap <String, String>();
		
		for (int i = start; i <= end; i++)
		{
			String num = String.valueOf(i);
			
			if ( num.length() > 1 )
			{
				for (int j = 1; j < num.length(); j++)
				{
					int newNum = Integer.valueOf(num.substring(j,num.length()) + num.substring(0,j)).intValue();
//					System.out.println(newNum);
					
					if ( newNum >= start && newNum <= end && newNum != Integer.parseInt(num) )
					{
						boolean skip = false;
						
						if ( exclude.get(num) != null && exclude.get(num).equals(String.valueOf(newNum)) )
							skip = true;
						
						if ( exclude.get(newNum) != null && exclude.get(String.valueOf(newNum)).equals(num) )
							skip = true;
						
						if ( skip == false )
						{
//							System.out.println("Yes : " + num + " > " + newNum);
							exclude.put(num, String.valueOf(newNum));
							count++;
							continue;
						}
					}
				}
			}
		}
		
//		System.out.println(count/2);
		return count/2;
	}

}
