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 google.codejam2012.awanish;

import java.util.ArrayList;
import java.util.Scanner;
import java.util.StringTokenizer;

public class RecycledNumbers {
	static long total = 0;

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		Scanner inputScan = new Scanner(System.in);
		int noOfCases = Integer.parseInt(inputScan.nextLine());
		long start;
		long end;
		for (int i = 1; i <= noOfCases; i++) {
			total = 0;

			String startend = inputScan.nextLine();
			StringTokenizer st = new StringTokenizer(startend, " ");
			start = Integer.parseInt(st.nextToken());
			end = Integer.parseInt(st.nextToken());
			for (long j = start; j <= end; j++) {
				checkPair(j, start, end);
			}
			System.out.println("Case #" + i + ": " + total/2);

		}

	}

	private static void checkPair(long j, long start, long end) {

		ArrayList a = new ArrayList();
		String tocheck = String.valueOf(j);
		a.add(tocheck);
		for (int c = 0; c < tocheck.length(); c++) {
			tocheck = rotate(tocheck);
			if (!a.contains(tocheck) && !tocheck.substring(0, 1).equals("0")
					&& start <= Integer.parseInt(tocheck)
					&& Integer.parseInt(tocheck) <= end) {
				a.add(tocheck);
				total++;
			}
		}

	}

	private static String rotate(String tocheck) {
		// TODO Auto-generated method stub
		return tocheck.substring(tocheck.length() - 1, tocheck.length())
				+ tocheck.substring(0, tocheck.length() - 1);
	}
}
