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 codeJam;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Scanner;

public class RecycledNumbers {
	private static int inputLength = 1;

	/**
	 * @param args the command line arguments
	 */
	public static void main(String[] args) {
		String filename = "RecycledNumbers/input.txt";
		if (args.length > 0) {
			filename = args[0];
		}
		
		try {
			Scanner sc = new Scanner (new File(filename));
		
			String input;
			int testCount = Integer.parseInt(sc.nextLine());
			String out = "";
			
			// Split the input into separate tests and collect the output.
			for (int i = 0; i < testCount; i++) {
				input = "";
				for (int row = 0; row < inputLength; row++) {
					input += sc.nextLine() + System.lineSeparator();
				}
				out += "Case #" + (i+1) + ": ";
				out += runTest(input);
				out += System.lineSeparator();
			}
			System.out.println(out);
			BufferedWriter output = new BufferedWriter(new FileWriter(
							"RecycledNumbers/output.txt"));
			output.write(out);
			output.close();
		} catch (FileNotFoundException ex) {
			System.err.println("Input file not found");
			System.exit(1);
		} catch (IOException ex) {
		}
	}


	public static String runTest(String input) {
		boolean[] found = new boolean[2000000];
		Scanner sc = new Scanner(input);
		int lowest = sc.nextInt();
		int highest = sc.nextInt();
		int recycled = 0;
		int length = 0;
		long current = 0;
		int inRange = 0;
		ArrayList<Integer> permutations = new ArrayList<Integer>();
		for (long i = lowest; i <= highest; i++) {
			if(found[(int)i] == true) {
				continue;
			}
			length = getLength(i);
			permutations.clear();
			current = i;
			inRange = 1;
			found[(int)current] = true;
			while (rotate(current, length) != i) {
				current = rotate(current, length);
				if (current <= highest && current >= lowest) {
					inRange++;
					found[(int)current] = true;
				}
			}
			recycled += combinations(inRange);
		}
		
		return String.valueOf(recycled);
	}
	
	public static long rotate(Long in, int length) {
		if (length < 2) {
			return in;
		}
		return in / 10 + ((in % 10) * (int)(java.lang.Math.pow(10.0, (double)length - 1)));
		
	}
	public static int getLength(Long in) {
		return (int)java.lang.Math.floor(java.lang.Math.log10((double)in))+ 1;
	}
	public static int combinations(int count) {
		if (2 == count) {
			return 1;
		}

		// We don't go high enough to worry about overflow (< 8)
		long answer = 1;
		for (int i = count - 2 + 1; i <= count; i++) {
			answer = answer * i;
		}
		for (int j = 2; j > 1; j--) {
			answer = answer / j;
		}
		return (int)answer;
	}
	
}
