import java.io.*;

class code1
{
	public static void main(String args[]) throws Exception 
	{
		File ii = new File ("C-small-attempt1.in");
		FileInputStream fis = new FileInputStream(ii);
		BufferedReader  br = new BufferedReader(new InputStreamReader (fis));
		int cases = Integer.parseInt(br.readLine());
		FileOutputStream fout = new FileOutputStream ("output.txt");
		DataOutputStream dout = new DataOutputStream (fout);
		int total=0;
		for(int i=0;i<cases;i++){
		String temp = br.readLine();
		String parts [] = temp.split(" ");
		int lower = Integer.parseInt(parts[0]);
		int upper = Integer.parseInt(parts[1]);
		System.out.println(lower+" "+upper);
		
		for(int j=lower;j<=upper;j++)
		{
			int abc = j;int length=0;
			if(j<10)continue;
			while (abc!=0){abc/=10;length++;}
			abc=j;
			for(int m=0;m<length-1;m++){
				int shift = abc%10;
				abc=abc/10;
				System.out.println("hi "+j);
				abc=abc+shift*power(10,length-1);
				if(abc<=upper&&shift!=0&&abc>j)total++;
				System.out.println(total);
			}
		}
 		dout.writeBytes("Case #"+(i+1)+ ": "+total+"\n");
 		total=0;
		}//for close
		
	}

	private static int power(int i, int j) {
		int no=1;
		for(int a=0;a<j;a++){no=10*no;}
		return no;
	}
}

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.lang.Integer;
import java.util.ArrayList;

class jamc {
    public static void main(String[] args) {
    	BufferedReader bufferRead = new BufferedReader(new InputStreamReader(System.in));
	    try {
			String s = bufferRead.readLine();
			int testCases=Integer.parseInt(s);
			ArrayList<String> sars = new ArrayList<String>();
			for(int i=0; i< testCases; i++){
				s = bufferRead.readLine();
				sars.add(s);				
			}
			System.out.println("\n");
			
			for(int j=0; j<sars.size(); j++){
				String [] split=sars.get(j).split(" ");
				int num1=Integer.parseInt(split[0]);
				int num2=Integer.parseInt(split[1]);
				
				System.out.println("Case #"+(j+1)+": " + recycleCt(num1, num2));
			}
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	    
    }
    
    public static int recycleCt(int num1, int num2){
    	int ret=0;
    	String num1Str=String.valueOf(num1);
		String num2Str=String.valueOf(num2);
		if(num1Str.length()!=num2Str.length()){
			return 0;
		}
		for(int j=num2; j>=num1; j--)
		for(int i=num1; i<=num2; i++){
			if(i<j)
				if(isRecycled(i, j)) ret++;
		}
		return ret;
    }
  
    public static boolean isRecycled(int num1, int num2){
    	String num1Str=String.valueOf(num1);
		String num2Str=String.valueOf(num2);
		for(int i=0; i < num1Str.length(); i++){
			String tempStr=num1Str.substring(i, num1Str.length()) +num1Str.substring(0, i);
			if(tempStr.compareToIgnoreCase(num2Str)==0) return true;
		}
    	return false;
    }
    
}