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.irabin.google.codejam.problem3;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.Scanner;

public class RecycledNumber {

	private Scanner scanner;
	private PrintWriter writer;

	public RecycledNumber(InputStream in, OutputStream os) {
		scanner = new Scanner(in);
		writer = new PrintWriter(os);
	}

	public void solve() {

		int n = Integer.parseInt(scanner.nextLine());

		for (int i = 1; i <= n; i++) {
			writer.print("Case #" + i + ": ");

			String output = "";

			Long A = scanner.nextLong();
			Long B = scanner.nextLong();

			int total = 0;
			for (Long j = A; j <= B; j++) {

				String str = String.valueOf(j);
				if (str.length() < 2) {
					continue;
				}

				int startIndex = 1;
				int endIndex = str.length();
				while (startIndex < endIndex) {
					String notSubStr = str.substring(0, startIndex);
					String substr = str.substring(startIndex);

					String newValue = substr.concat(notSubStr);
					Long C = Long.valueOf(newValue);
					
					String strJ = String.valueOf(j);
					String strC = String.valueOf(C);

					if (A<=j && j < C && C <= B && strJ.length()==strC.length()) {
						total = total + 1;
					}

					startIndex = startIndex + 1;
				}

			}
			output = String.valueOf(total);

			writer.println(output);
			writer.flush();
		}
		writer.close();

	}

	public static void main(String args[]) {

		InputStream input = null;
		input = RecycledNumber.class.getResourceAsStream(args[0]);

		OutputStream output = null;
		try {
			output = new FileOutputStream(args[1]);
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}

		RecycledNumber practise1 = new RecycledNumber(input, output);
		practise1.solve();
	}
}
