import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class Q3M {
	public static void main(String[] args) throws Exception {
		compute();
	}

	private static void compute() throws Exception {
		BufferedReader br = new BufferedReader(new FileReader(new File(
				"C:\\work\\Q3\\C-small-attempt0.in")));
		String line = null;
		int i = Integer.parseInt(br.readLine());
		List l = new ArrayList();
		for (int j = 0; j < i; j++) {
			line = br.readLine();
			String[] nums = line.split(" ");
			l.add(calculate(nums));
		}
		writeOutput(l);
	}

	private static int calculate(String[] nums) {
		int min = Integer.parseInt(nums[0]);
		int max = Integer.parseInt(nums[1]);
		int count = 0;
		List l = new ArrayList();
		for (int i = min; i <= max; i++) {
			for (int times = 1; times < countDigits(i); times++) {
				int res = shiftNum(i, times);
				if (res <= max && i < res) {
					if ((!l.contains((i + ":" + res)))) {
						l.add(i + ":" + res);
						l.add(res + ":" + i);
						count++;
					}
				}
			}
		}
		return count;
	}

	private static boolean checkZeros(int temp, int res) {
		if (temp % 10 == 0 || res % 10 == 0)
			return false;
		return true;
	}

	private static int shiftNum(int n, int times) {
		int base = (int) Math.pow(10, times);
		int temp2 = n / base;
		int placeHolder = (int) Math.pow((double) 10,
				(double) countDigits(temp2));
		int res = placeHolder * (n % base) + temp2;
		if (countDigits(res) == countDigits(n)) {
			return res;
		} else {
			return 2000001;
		}
	}

	public static int countDigits(int x) {
		if (x < 10)
			return 1;
		else {
			return 1 + countDigits(x / 10);
		}
	}

	private static void writeOutput(List l) throws Exception {
		StringBuffer b = new StringBuffer();
		int i = 1;
		BufferedWriter br = new BufferedWriter(new FileWriter(new File(
				"C:\\work\\Q3\\ans.txt")));
		for (Iterator iterator = l.iterator(); iterator.hasNext();) {
			br.write("Case #" + i++ + ": " + iterator.next());
			br.newLine();
		}
		br.close();
	}

}
package gcj2012;

import java.io.File;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

/**
 * @author Gaurav Prabhu Gaonkar 
 * @date   Apr 13, 2012 
 *
 */
public class RecycledNumbers {

	public static void main(String[] args) {
		String inputDir = "C:\\GcjFiles\\2012\\Qualification";
		String fileName = "C-small-attempt0";
		
		File inputFile = new File(inputDir + "\\" + fileName + ".in");
		File outputFile = new File(inputDir + "\\" + fileName + ".out.txt");

		try
		{
			PrintWriter out = new PrintWriter(outputFile);			
			Scanner scanner = new Scanner(inputFile);			
			//Read the first line
			String metadata   = scanner.nextLine();
			int numOfCases = Integer.parseInt(metadata);
			//System.out.println(numOfCases);
			
			for(int i = 1; i <= numOfCases; i++)
			{
				String input = scanner.nextLine();
				//System.out.println(input);						
				String[] params = input.split(" ");
								
				int answer = solve(Integer.parseInt(params[0]), Integer.parseInt(params[1]));
				System.out.println("Case #"+i+": " + answer);
				out.println("Case #"+i+": " + answer);
			} // process next test case
			
			out.flush();
			out.close();
		}
		catch(Exception e)
		{
			System.out.println("Exception Occured: "  + e);
		}		
	}

	private static int solve(int a, int b) {
		int result = 0;
		
		if (a < 10) {
			a = 10;
		}
		
		Set<String> candidates = new HashSet<String>();		
		for (int i = a; i <= b; i++) {
			
			StringBuilder sb = new StringBuilder();
			sb.append(i).append(i);
			
			int len = sb.length()/2;
			
			String str = sb.toString();
			
			for (int j = 1; j <= len; j++) {
				candidates.add(str.substring(j,j+len));				
			}			
			for (String candidate : candidates) {
				int test = Integer.parseInt(candidate);
				if (test > i && (test >= a && test <= b)) {
					result++;
				}
			}
			candidates.clear();
		}
		
		return result;
	}
}
