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.kiwien.google;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

public class RecycledNumbers {

	public static void main(String[] args) {
		final FileInputStream fstream;
		String lineStr;
		final StringBuilder sb = new StringBuilder();

		try {
			fstream = new FileInputStream("./testdata/test.in");
			final DataInputStream in = new DataInputStream(fstream);
			final BufferedReader br = new BufferedReader(new InputStreamReader(in));
			final int testNum = Integer.parseInt(br.readLine());

			if (testNum <= 0 || testNum > 50) {
				return;
			}

			for (int i = 0; i < testNum; i++) {
				lineStr = br.readLine();
				sb.append("Case #" + (i + 1) + ": " + process(lineStr) + "\n");
			}

			writeToFile(sb.toString());
			System.out.println(sb.toString());
			System.out.println("Finished.");
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (NumberFormatException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	private static void writeToFile(String str) {
		BufferedWriter writer = null;
		try {
			final File out = new File("./results/dancing.out");
			writer = new BufferedWriter(new FileWriter(out));
			writer.write(str);
			System.out.println("Test result saved to " + out.getAbsolutePath());

		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			try {
				if (writer != null)
					writer.close();
			} catch (IOException e) {
			}
		}
	}

	private static String process(String inputStr) {
		final String[] input = inputStr.split(" ");
		final int a = Integer.parseInt(input[0]);
		final int b = Integer.parseInt(input[1]);
		final String aDigit = "" + a;
		final String bDigit = "" + b;

		if (a >= 1 && b >= a && b <= 2000000 && aDigit.length() == bDigit.length()) {
			return "" + getRecycledPairNumber(a, b);
		} else {
			return "invalid";
		}
	}

	public static int getRecycledPairNumber(int a, int b) {
		if (a < 10) {
			return 0;
		}

		int count = 0;
		for (int i = a; i <= b - 1; i++) {
			for (int j = i + 1; j <= b; j++) {
				if (isRecycled(i, j)) {
					count++;
				}
			}
		}
		return count;
	}

	private static boolean isRecycled(int m, int n) {
		final String mStr = "" + m;
		final String nStr = "" + n;
		for (int i = 1; i < mStr.length(); i++) {
			if (mStr.charAt(i) != '0') {
				final String newStr = mStr.substring(i) + mStr.substring(0, i);
				if (newStr.equals(nStr)) {
					return true;
				}
			}
		}
		return false;
	}
}
