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 com.google.codejam;

import java.io.DataOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Scanner;
import java.util.regex.Pattern;

public class CodeJam3 {
	private static int testCase;
	private static FileOutputStream fostream;
	private static DataOutputStream out;

	public static void main(String[] args) {

		try {
			fostream = new FileOutputStream("output3.out");
			out = new DataOutputStream(fostream);
			Scanner scanner = new Scanner(new File("C-small-attempt2.in"));
			String inputNumberline = scanner.nextLine();
			testCase = Integer.parseInt(inputNumberline);
			for (int i = 0; i < testCase; i++) {
				filterString(scanner.nextLine(), i);
			}
			out.close();
		} catch (Exception e) {
			System.err.println("Error: " + e.getMessage());
		}

	}

	private static void filterString(String fstring, int caseNumber) {

		final Pattern SPACE = Pattern.compile(" ");
		int A = 0, B = 0;
		int i = 0;
		for (String token : SPACE.split(fstring)) {
			try {
				if (i == 0) {
					A = Integer.parseInt(token);
					i++;
				} else {
					B = Integer.parseInt(token);
					i++;
				}
			} catch (NumberFormatException ex) {
				System.err.println(token + " is not a number");
			}
		}

		int c1, c3, x1, x2, x3, x4;

		int count = 0;
		int length = String.valueOf(A).length();
		if (!(length < 2))
			for (int j = A; j < B; j++) {
				switch (length) {
				case 2:
					c1 = j % 10;
					c3 = j / 10;
					c1 = (c1 * 10) + c3;
					if (c1 > A && c1 <= B) {
						count++;
					}
					A++;
					break;
				case 3:
					x1 = j % 10;
					x2 = j % 100;
					x3 = j / 10;
					x4 = j / 100;
					x1 = (x1 * 100) + x3;
					x2 = (x2 * 10) + x4;
					if (x1 > A && x1 <= B) {
						count++;
					}
					if (x2 > A && x2 <= B) {
						count++;
					}
					A++;
					break;
				}
			}

		System.out.println("Case #" + (caseNumber + 1) + ": " + count);
		try {
			out.writeBytes("Case #" + (caseNumber + 1) + ": " + count + "\n");
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}
