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 codejem;

import java.io.*;
import java.util.HashSet;
import java.util.Set;

public class RecycleNumber {
    public static void main(String[] args) throws IOException {
        InputStream is;
        if (args.length > 0) {
            is = new FileInputStream(args[0]);
        }else{
            is = System.in;
        }

        BufferedReader inputReader = new BufferedReader(new InputStreamReader(is));
        String firstLine = inputReader.readLine();
        int count_of_cases = Integer.parseInt(firstLine);

        for (int idx_of_case = 1; idx_of_case <= count_of_cases; idx_of_case++) {
            String caseLine = inputReader.readLine();
            String[] numbers = caseLine.split(" ");
            int start = Integer.parseInt(numbers[0]);
            int end = Integer.parseInt(numbers[1]);
            int count = count_of_recyclable(start, end);

            System.out.println(String.format("Case #%d: %d", idx_of_case, count));
        }

    }

    public static int count_of_recyclable(int start, int end) {
        int count = 0;

        for (int number = start; number <= end; number++) {
            char[] chars = int_to_char_array(number);
            char[] max_number = int_to_char_array(end);

            Set<String> matchNumbers = new HashSet<String>();
            for (int chars_to_move = 1; chars_to_move < chars.length; chars_to_move++) {
                char[] rotated_chars = rotated_chars(chars, chars_to_move);

                if (rotated_chars[0] != '0'
                        && not_greater_than_number(rotated_chars, max_number)
                        && less_than_number(chars, rotated_chars)) {

                    matchNumbers.add(String.valueOf(rotated_chars));
                }
            }
            count+= matchNumbers.size();
        }

        return count;
    }

    public static boolean not_greater_than_number(char[] rotated_chars, char[] max_number) {
        for (int i = 0; i < rotated_chars.length; i++) {
            if (max_number[i] > rotated_chars[i]) {
                return true;
            }

            if (rotated_chars[i] > max_number[i]) {
                return false;
            }
        }

        return true;
    }

    public static boolean less_than_number(char[] rotated_chars, char[] max_number) {
        for (int i = 0; i < rotated_chars.length; i++) {
            if (max_number[i] > rotated_chars[i]) {
                return true;
            }

            if (rotated_chars[i] > max_number[i]) {
                return false;
            }
        }

        return false;
    }

    private static char[] int_to_char_array(int number) {
        return String.valueOf(number).toCharArray();
    }

    public static char[] rotated_chars(char[] chars, int chars_to_move) {
        int length = chars.length;
        char[] result = new char[length];
        System.arraycopy(chars, length - chars_to_move, result, 0, chars_to_move);
        System.arraycopy(chars, 0, result, chars_to_move, length - chars_to_move);

        return result;
    }

}
