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 codejam;

import java.io.BufferedReader;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.PrintStream;
import java.util.HashSet;

public class _Q_C {
	public static void main(String[] args) throws Exception {
		String input_file = "C-large.in";
		String output_file = "_Q_C_large_out.txt";
	
		BufferedReader in = new BufferedReader(new FileReader(input_file));
		PrintStream out = new PrintStream(new FileOutputStream(output_file));
		
		in.readLine();
		String line;
		int case_num = 1;
		while ((line=in.readLine()) != null) {  
			String[] line_str = line.split(" ");
			int a = Integer.parseInt(line_str[0]);
			int b = Integer.parseInt(line_str[1]);
			
			HashSet<String> hs = new HashSet<String>();
			for (Integer n = a; n <= b; ++n) {
				String n_str = n.toString();
				int len = n_str.length();
				for (int r = 1; r < len; ++r) {
					String rotated_n_str =
						n_str.substring(len - r) + n_str.substring(0, len - r);
					if (isValidPair(a, b, n_str, rotated_n_str)) {						
						String check_str =
							removeLeadingZero(n_str) + "_" +
							removeLeadingZero(rotated_n_str);
						String check_str_rev =
							removeLeadingZero(rotated_n_str) + "_" +
							removeLeadingZero(n_str);
						if (!hs.contains(check_str) &&
								!hs.contains(check_str_rev)) {
							int rotated_n =
								Integer.parseInt(rotated_n_str);
							if (n <= rotated_n)
								hs.add(check_str);
							else
								hs.add(check_str_rev);
						}						
					}
				}
			}
						
			//System.out.println("Case #" + case_num + ": " + hs.size() + "\n" + hs.toString());
			out.println("Case #" + case_num + ": " + hs.size());
			++case_num;
		}
	}
	
	private static boolean isValidPair(int a, int b, String n_str, String m_str) {		
		Integer n = Integer.parseInt(n_str);
		Integer m = Integer.parseInt(m_str);
		
		String n_str_strip = n.toString();
		String m_str_strip = m.toString();
		
		return (n_str_strip.length() == m_str_strip.length() &&
				a <= n && n < m && m <= b);		
	}
	
	private static String removeLeadingZero(String s) {
		int i = 0;
		for (; i < s.length(); ++i) {
			if (s.charAt(i) != '0')
				break;
		}
		return s.substring(i);
	}
}
