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.javanme.gcj.one.c;

import java.io.IOException;
import java.io.PrintWriter;
import java.nio.charset.Charset;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.StandardOpenOption;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class RecycledNumbers {

    public static void main(String args[]) {
        String input = "C-small-attempt0";

        Path pathin = FileSystems.getDefault().getPath(input + ".in");
        Path pathout = FileSystems.getDefault().getPath(input + ".out");


        try (PrintWriter pout = new PrintWriter(Files.newOutputStream(pathout, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING, StandardOpenOption.WRITE))) {
            List<String> lines = Files.readAllLines(pathin, Charset.forName("UTF-8"));

            int countLines = lines.size();
            String str = null;
            int small = 0;
            int smallAux = 0;
            int big = 0;
            String[] split = null;
            String num = null;
            String numAux = null;
            StringBuffer backDigits = null;
            int countRecycled = 0;
            Map<Integer, Integer> mapDistinct = null;
            for (int i = 1; i < countLines; i++) {
                countRecycled = 0;
                str = lines.get(i);
                split = str.split(" ");
                small = Integer.parseInt(split[0]);
                big = Integer.parseInt(split[1]);
                for (int j = small; j < big; j++) {
                    num = "" + j;
                    backDigits = new StringBuffer();
                    mapDistinct = new HashMap<>();
                    for (int k = num.length() - 1; k > 0; k--) {
                        backDigits.insert(0, num.charAt(k));
                        numAux = backDigits.toString() + num.substring(0, num.length() - backDigits.length());
                        smallAux = Integer.parseInt(numAux);

                        if (j < smallAux && smallAux <= big) {
                            for (int m = j + 1; m <= big; m++) {
                                if (smallAux == m) {
                                    if (!mapDistinct.containsKey(m)) {
                                        mapDistinct.put(m,1);
                                        countRecycled++;
                                    }
                                    break;
                                }
                            }
                        }
                    }
                }
                pout.printf("Case #%d: %d\n", i, countRecycled);
            }

        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }
}
