import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

class RecycledNumbers{
	
	
	
	int getcount(int small,int large){
		int count = 0;
		for(int currnum = small; currnum < large; currnum++){
			int permut = currnum;
			int no_of_digits = 0;
			while(permut > 0){
				permut = permut/10;
				no_of_digits++;
			}
			int lastDigit = currnum % 10;
			permut = currnum / 10;
			permut = permut + lastDigit * (int)Math.pow(10, no_of_digits-1);
			while(permut != currnum){
				
				if(permut >= currnum && permut <= large){
					
					count++;
				}
				lastDigit = permut % 10;
				permut = permut / 10;
				permut = permut + lastDigit * (int)Math.pow(10, no_of_digits-1);
				
			}
			
		}
		
		return count;
	}
	
	public static void main(String args[]){
		RecycledNumbers d = new RecycledNumbers();
		
		int no_of_cases = 0;
		String input = "";
		
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		try{
			no_of_cases = Integer.parseInt(br.readLine());
		}
		catch(Exception e){
			System.out.println("First line is not a number");
		}
		
		for(int i=1; i <= no_of_cases;i++){
			try{
				input = br.readLine();
			}
			catch(Exception e){
				System.out.println("Number of test cases different from the number mentioned in first line");
			}
			
			System.out.print("Case #" +i+": ");
			
			StringTokenizer t =  new StringTokenizer(input);
			int small=0,large=0;
			if(t.hasMoreTokens()){
				small = Integer.parseInt(t.nextToken());
			}
			if(t.hasMoreTokens()){
				large = Integer.parseInt(t.nextToken());
			}
			System.out.println(d.getcount(small,large));
			
		}
		
		
		

	}
	
	
}
package googlers;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;

public class Mainclass {
	String line[];
	int bv=1;
	Mainclass(){
		line=new String[50];
		FileInputStream fstream;
		DataInputStream in;
		BufferedReader br;
		try{
			fstream = new FileInputStream("in.txt");
			in = new DataInputStream(fstream);
			br = new BufferedReader(new InputStreamReader(in));
			int x=Integer.parseInt(br.readLine());
			for(int z=0;z<x;z++){
				line[z]=br.readLine();
				tranform(line[z]);
			}
		}catch(Exception e){
			e.printStackTrace();
		}
	}
	
	private void tranform(String string) {
		String A[];
		int count=0;
		int z=0;
		A=string.split(" ");
		int a=Integer.parseInt(A[0]);
		int b=Integer.parseInt(A[1]);
		//System.out.println(a+ " " +b);
		int len=new Integer(a).toString().length();
		for(int x=a;x<=b;x++){
			String test=new String(x+"");
			String temp=test;
			for(int y=0;y<len-1;y++){
				temp=temp.charAt(len-1)+temp.substring(0,len-1);
				int testn=Integer.parseInt(temp);
				//System.out.println(testn);
			
				if(testn==x)continue;
				if(testn<a||testn>b)
					continue;
				z++;
			}
				
				
			}
		
		System.out.println(z/2);
		String output=new String(z/2+"");
		try{
			File file = new File("out.txt");
			FileWriter fileWritter = new FileWriter(file.getName(),true);
	        BufferedWriter bufferWritter = new BufferedWriter(fileWritter);
			bufferWritter.write(new String("Case #"+bv+": "+output+"\n"));
	        System.out.println("Case #"+bv+": "+output+"\n");
	        bv++;
	        bufferWritter.close();
	        

		}catch(Exception e){
			e.printStackTrace();
		}
	}

	public static void main(String args[]){
		new Mainclass();
		
	}
	
}
