import java.io.*;
import java.math.BigInteger;
import java.util.*;

import org.jfree.data.function.PowerFunction2D;

public class r2a
{

	Map numMap = new HashMap();
    int output = 0;

    /**
     * @param args
     */
    public static void main(String[] args)
    {
        r2a mk = new r2a();
        try {
            FileInputStream fstream = new FileInputStream("d:/cjinput.txt");
            DataInputStream in = new DataInputStream(fstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));
            String str;
            int i = 0;
            while ((str = br.readLine()) != null) {
            	int begin=0,end = 0;
                i++;
                if (i == 1)
                    continue;
                mk.numMap = new HashMap();
                StringTokenizer strTok = new StringTokenizer(str, " ");
                while (strTok.hasMoreTokens()) {
                	begin =  Integer.parseInt(((String) strTok.nextToken()));
                    end = Integer.parseInt(((String) strTok.nextToken()));
                }

                mk.evaluate(i, begin, end);

            }
            in.close();
        }
        catch (Exception e) {
            System.err.println(e);
        }

    }

    private void evaluate(int rowNum, int begin, int end)
    {
    	output=0;
    	for (int i = begin; i<= end; i++) {
    		if(numMap.containsKey(Integer.valueOf(i)))
    			continue;
    		List l = getPairElems(i);
    		if (l.size() > 0) {
    			Iterator itr = l.iterator();
    			int ctr = 0;
    			ArrayList tempList = new ArrayList();
    			while (itr.hasNext()) {
    				int next = ((Integer)itr.next()).intValue();
    				if (next <= end && next > i) {
    					numMap.put(Integer.valueOf(next), i);
    					tempList.add(next);
    					ctr++;
    				}
    			}
    			ctr = getCounter(ctr+1,2);
/*    			if (tempList.size() > 0 || ctr > 0)
    				System.out.println("DD: " + i + ": " + tempList +" ; ctr = " + ctr);*/
    			output = output + ctr;
    		}
    		
    	}

        String outputStr = "Case #" + (rowNum -1) + ": " + output;
        
        System.out.println(outputStr);
    }

	private int getCounter(int n, int r) {
		int ret = 1;
		int nfactorial =1;
		for (int i = 2; i<=n; i++) {
			nfactorial = i*nfactorial;
		}
		int nrfact =1;
		for (int i = 2; i<=n-r; i++) {
			nrfact = i*nrfact;
		}
		
		return nfactorial/(2*nrfact);
	}

	private ArrayList getPairElems(int num) {
		ArrayList retList = new ArrayList();
		int temp = num;
		if (num/10 == 0)
			return retList;
		
		String str = String.valueOf(num);
		
		int arr[] = new int[str.length()];
		int x = str.length();
		while (temp/10 > 0) {
			arr[x-1] = temp%10;
			temp=temp/10;
			x--;
		}
		arr[0]=temp;
		
		int size = arr.length;
		for (int pos = size -1; pos >0; pos--) {
			if(arr[pos] == 0)
				continue;
			int pairNum = 0;
			int multiplier =1;
			for (int c=0; c < size-1; c++) {
				multiplier = multiplier*10;
			}
			pairNum = pairNum + (arr[pos]*multiplier);
			for(int ctr = pos+1, i=1; i < size; i++,ctr++) {
				if (ctr == size)
					ctr=0;
				if (multiplier!=1)
					multiplier=multiplier/10;
				pairNum = pairNum + (arr[ctr]*multiplier);
			}
			if (pairNum != num)
				retList.add(Integer.valueOf(pairNum));			
		}
		
		return retList;
	}
}

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;
	}
	
}
