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 google.code.jam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.ListIterator;

public class RecycledNumbers {

	final static String fileNameIn = "C-small-attempt0.in";
	final static String fileNameOut = "C-small-attempt0.out";

	private static int solve(int A, int B) {
		HashMap<String, Integer> hashMap = new HashMap<String, Integer>();
		for (int i = A; i <= B; i++) {
			String n = new Integer(i).toString();
			String key = minimum(n);
			if (Integer.valueOf(n) >= A && Integer.valueOf(n) <= B) {
				if (!hashMap.containsKey(key)) {
					hashMap.put(key, 1);
				} else {
					hashMap.put(key, hashMap.get(key) + 1);
				}
			}
		}
		int count = 0;
		for (String key : hashMap.keySet()) {
			Integer value = hashMap.get(key);
			count = count + (value * (value - 1) / 2);
		}
		return count;
	}

	private static String minimum(String input) {
		String min = input;
		for (int i = 0; i < input.length(); i++) {
			if (Integer.valueOf(shift(input, i)) < Integer.valueOf(min)) {
				min = shift(input, i);
			}
		}
		return min;
	}

	private static String shift(String input, int n) {
		return input.substring(n, input.length()) + input.substring(0, n);
	}

	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader(fileNameIn));
		BufferedWriter out = new BufferedWriter(new FileWriter(fileNameOut));
		int testCases = Integer.parseInt(in.readLine());
		for (int i = 0; i < testCases; i++) {
			String[] elements = in.readLine().split(
					new Character((char) 32).toString());
			List<Integer> values = new ArrayList<Integer>();
			for (String v : elements) {
				values.add(Integer.valueOf(v));
			}
			ListIterator<Integer> iterator = values.listIterator();
			int A = iterator.next();
			int B = iterator.next();
			out.write(String.format("Case #%s: %s\n", i + 1, solve(A, B)));
		}
		in.close();
		out.close();
	}

}
