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 qualification_2012;

import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Scanner;

public class PC {
	static Scanner sc = new Scanner(System.in);
	static PrintWriter pw = new PrintWriter(System.out);

	public static void main(String[] args) {
		int n = sc.nextInt();
		for (int i = 1; i <= n; i++) {
			int a = sc.nextInt();
			int b = sc.nextInt();
			pw.println("Case #" + i + ": " + calculate(a, b));
		}
		pw.flush();
	}

	static long calculate(int a, int b) {
		long result = 0;

		for (int j = a; j < b; j++) {
			result += count(j, b);
		}
		return result;
	}

	static int count(int n, int max) {
		String str = n + "";
		int m = str.length();
		int result = 0;
		ArrayList<Integer> store = new ArrayList<Integer>();
		for (int i = 1; i < m; i++) {
			int b1 = (int) Math.pow(10, i);
			int b2 = (int) Math.pow(10, m - i);
			int x = (n % b1) * b2 + n / b1;
			if (x > n && x <= max && !store.contains(x)) {
				store.add(x);
				result++;
			}
		}

//		if (result > 0)
//			pw.println(n + " " + result);
		return result;
	}
}
