import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;


public class GoogleC {
	public String szamol(String input){
		String result="";
		String a=input;
		Integer min=Integer.parseInt(a.substring(0,a.indexOf(' ')));
		a=a.substring(a.indexOf(' ')+1);
		Integer max=Integer.parseInt(a);
		Long count=0l;
		for(Integer i=min; i<=max; i++){
			String e1=i.toString();
			Set<Integer> db=new HashSet<Integer>(); 
			for (int j=1; j<e1.length();j++){
				
				String e2=e1.substring(j)+e1.substring(0,j);
				Integer k=Integer.parseInt(e2);
				if (k>i && k<=max){
					db.add(k);
					//System.out.println(e1+"\t"+e2);
				}
				
			}
			count+=db.size();
		}
		
		return count.toString();
	}
	public static void main(String[] args) {
		GoogleC a=new GoogleC();
		//String filename="input.txt";
		//String filename="C-small-attempt0.in";
		String filename="C-large.in";
		String thisLine;
		try {
			BufferedReader br = new BufferedReader(new FileReader(filename));
			BufferedWriter bw= new BufferedWriter(new FileWriter(filename+".out"));
			thisLine=br.readLine();
			Integer tnum=Integer.parseInt(thisLine);
		     for(int i=0;i<tnum;i++) { // while loop begins here
		    	 	thisLine=br.readLine();
		           System.out.println(thisLine);
		           System.out.println("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		           bw.write("Case #"+(i+1)+": "+a.szamol(thisLine)+"\n");
		         } // end while 
		        // end try
		     br.close();
		     bw.close();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}


	}

}

package com.clausewitz.codejam;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

public abstract class Solver {
	protected BufferedReader fileIn = null;
	
	protected String outFilename = "output.out";
	protected int numOfTestCase = -1;
	
	protected String answer[] = null;

	public void openFile(String filename) {
		try {
			fileIn = new BufferedReader(new FileReader(filename));
			if(filename.substring(filename.length()-3,filename.length()).equals(".in"))
				outFilename = filename.substring(0, filename.length()-3) + ".out";
		} catch (IOException e) {
			System.out.println("Cannot open file: " + e.getMessage());
		}
	}
	
	public void closeFile() {
		try {
			if(fileIn!=null) fileIn.close();
		} catch (IOException e) {
			System.out.println("Cannot close file: " + e.getMessage());
		}
	}
	
	public void setOutFilename(String filename) {
		this.outFilename = filename;
	}
	
	public int readNumber(int defaultValue) {
		int result = defaultValue;
		try {
			result = Integer.parseInt(fileIn.readLine());
		} catch (Exception e) {
			System.out.println("Cannot read a number from file: " + e.getMessage());
		}
		return result;
	}
	
	public void prepareAnswers() {
		answer = new String[numOfTestCase];
	}
	
	public abstract void readProblem() throws IOException;
	public abstract void algorithm(int idx);
	
	public void printAnswer() {
		try {
			BufferedWriter fileOut = new BufferedWriter(new FileWriter(this.outFilename));
			for(int i=0;i<numOfTestCase;++i) {
				String output = "Case #" + (i+1) + ": " + answer[i] + "\n";
				System.out.print(output);
				fileOut.write(output);
			}
			fileOut.close();
		} catch (IOException e) {
			System.out.println("Exception to print answers: " + e.getMessage());
		}
	}
	
	public void solve(String filename) {
		openFile(filename);
		
		numOfTestCase = readNumber(-1);
		prepareAnswers();
		
		for(int i=0;i<numOfTestCase;++i) {
			try {
				readProblem();
				algorithm(i);
			} catch (IOException e) {
				System.out.println("Exception at reading problem #" + (i+1) + ": " + e.getMessage());
			}
		}
		printAnswer();
		
		closeFile();
	}
}
