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 com.google.codejam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.ArrayList;

public class Utils {
    static final String outputFileName = "D:\\output.txt";
    static ArrayList<String> outputData = new ArrayList<String>();
    
    public static void run(Class<?> cls){
        Object obj = null;
        try {
            obj = cls.newInstance();
        } catch (Exception e1) {
            e1.printStackTrace();
        }
        outputData.clear();

        String[] args = Utils.readInput(cls);
        Method method = getMethod(obj.getClass());
        executeMethod(obj, args, method);
        writeToFile();
    }

    private static void executeMethod(Object obj, String[] args, Method method) {
        int index = 0;
        int n = Integer.valueOf(args[index++]);
        if (n == args.length - 1){
            for(int i = 0; i < n; i++){
                Class<?>[] t = method.getParameterTypes();
                Object[] par = new Object[t.length];
                for (int j = 0; j < t.length; j++) {
                    par[j] = parseParameter(args[index++], t[j]);
                }
                try {
                    printOutput(i+1, method.invoke(obj, par));
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }else{
            for(int i = 0; i < n; i++){
                Class<?>[] t = method.getParameterTypes();
                Object[] par = new Object[t.length];

                String[] sp = args[index++].split(" ");
                if(t.length == sp.length){
                    for (int j = 0; j < t.length; j++) {
                        String[] sArr = new String[Integer.valueOf(sp[j])];
                        for (int k = 0; k < sArr.length; k++) {
                            sArr[k] = args[index++];
                        }
                        par[j] = sArr;
                    }
                }
                try {
                    printOutput(i+1, method.invoke(obj, par));
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
            
        }
    }
    
    private static String[] readInput(Class<?> cls){
        String fileName = cls.getSimpleName() + ".in";
        BufferedReader in = new BufferedReader(new InputStreamReader(cls.getResourceAsStream(fileName)));
        ArrayList<String> res = new ArrayList<String>();

        String s;
        try {
            while((s = in.readLine()) != null){
                res.add(s);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
        return res.toArray(new String[]{});
    }

    private static Method getMethod(Class<?> cls){
        Method[] methods = null;
        try {
            methods = cls.getDeclaredMethods();
            for(Method m : methods)
                if(Modifier.isPublic(m.getModifiers())) return m;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    private static Object parseParameter(String arg, Class<?> cls) {
        if(cls == int.class){
            return Integer.valueOf(arg);
        }else if(cls == int[].class){
            String[] split = arg.split(" ");
            int[] res = new int[split.length];
            for (int i = 0; i < res.length; i++) {
                res[i] = Integer.valueOf(split[i]);
            }
            return res;
        }else if(cls == long[].class){
            String[] split = arg.split(" ");
            long[] res = new long[split.length];
            for (int i = 0; i < res.length; i++) {
                res[i] = Long.valueOf(split[i]);
            }
            return res;
        }else if(cls == String.class){
            return arg;
        }
        return null;
    }

    private static void printOutput(int count, Object res) {
        Class<?> cls = res.getClass();
        String data = "Case #" + count + ": ";
        if(cls == int[].class){
            int[] array = (int[]) res;
            for (int i = 0; i < array.length; i++) {
                data += array[i] + " ";
            }
            data = data.substring(0, data.length() - 1);
        }else{
            data += res;
        }
        System.out.println(data);
        outputData.add(data);
    }


    private static void writeToFile() {
        try {
            FileWriter fstream = new FileWriter(outputFileName);
            BufferedWriter out = new BufferedWriter(fstream);
            for(String s : outputData){
                out.write(s);
                out.newLine();
            }
            out.close();
            fstream.close();
        } catch (IOException e1) {
            e1.printStackTrace();
        }
    }
}