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 szarfos;

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.List;

public class Main {
	private static List<String[]> numbers;
	
	public static void main(String[] args) throws IOException {
		readFile();
		BufferedWriter out = new BufferedWriter(new FileWriter("output.txt"));
		for (int i = 0; i < numbers.size(); i++) {
			int bound1 = Integer.parseInt(numbers.get(i)[0]);
			int bound2 = Integer.parseInt(numbers.get(i)[1]);
			int c = 0;
			for (int n1 = bound1; n1 <= bound2; n1++) {
				for (int n2 = bound1; n2 <= bound2; n2++) {					
					if (isRecNums(Integer.toString(n1), Integer.toString(n2))) {
						c++;
					}
				}
			}
			
			System.out.println("Number of rec nums: " + c/2);
			int caseNum = i+1;
		    out.write("Case #" + caseNum + ": " + c/2);		
		    out.newLine();
		}	
		out.close();
	}		
	
	public static void readFile() {
		try {
			numbers = new ArrayList<String[]>();
		    BufferedReader in = new BufferedReader(new FileReader("input.txt"));
		    String str;
		    in.readLine();
		    while ((str = in.readLine()) != null) {
		    	String[] n = str.split(" ");
		    	numbers.add(n);
		    }
		    in.close();
		} catch (IOException e) {
		}
	}
	
	public static boolean isRecNums(String n, String m) {
		if (n.length() != m.length())
			return false;
		
		if (n.equals(m))
			return false;
		
		for (int i = 0; i < n.length()-1; i++) {
			if (changeNumber(n, i).equals(m)) {
				return true;
			}
		}
		return false;
	}
	
	public static String changeNumber(String n, int k) {
		String tmp = n.substring(n.length()-1-k, n.length());
		n = tmp + n.substring(0, n.length()-1-k);
		
		return n;
	}
	

}
