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 QualificationRound;

	import java.io.BufferedReader;
	import java.io.File;
	import java.io.FileNotFoundException;
	import java.io.FileReader;
	import java.io.IOException;
	import java.util.ArrayList;
import java.util.Dictionary;
import java.util.regex.Pattern;

	public class C
	{
		public C()
		{

		}
		public int shiftNumber(int num,int NumOfDigints)
		{		
			int tempDigit = num % 10;
			num = num/10;
			for (int i=0;i<(NumOfDigints-1); i++)
			{
				tempDigit *= 10;
			}
			tempDigit += num;
			return tempDigit;
		}
		public int solveLine(String in)
		{
			String[] input = in.split(" ");
			int A = Integer.parseInt(input[0]); //N - number of googlers
			int B = Integer.parseInt(input[1]); //S - suprising results
			int numberOfRecycledNumbers = 0;
			for (int i=A; i<=B; i++)
			{
				int shifted = i;
				int tempNum = i;
				int NumOfDigints = 0;
				while (tempNum > 0)
				{
					NumOfDigints++;
					tempNum /= 10;
				}
				do
				{
					shifted = shiftNumber(shifted,NumOfDigints);
					if ((shifted > i)&& (shifted<=B))
					{
						numberOfRecycledNumbers++;
					}
				}while(shifted != i);
			}
			return numberOfRecycledNumbers;
		}
		
		
				
		public static void calcFromFile(String fileName)
		{
		      
				File file = new File(fileName);
		        BufferedReader reader = null;

		        try {
		            reader = new BufferedReader(new FileReader(file));
		            String sentence = null;
		            // repeat until all lines is read
		            int numOfLine = 1;
		            C q3 = new C();
		            sentence = reader.readLine();
		       
		            	//Read the n test cases
		            	while ((sentence = reader.readLine()) != null) 
			            {
		            		System.out.println("Case #" + numOfLine++ + ": "+q3.solveLine(sentence));
			            }

		            	

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


