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;
import java.util.Set;

public class C {
    public static void main(String[] args) throws Exception {
        BufferedReader in = new BufferedReader(new FileReader("file.in"));
        PrintStream out = new PrintStream(new FileOutputStream("file.out"));

        int nLines = Integer.parseInt(in.readLine());

        String[] s;

        for (int i = 1; i <= nLines; i++) {
            s = in.readLine().split(" ");

            int nA = Integer.valueOf(s[0]);

            int nB = Integer.valueOf(s[1]);

            int result = 0;

            Set<String> set = new HashSet<String>();

            if (nB > 10) {

                int start = Math.max(nA, 11);

                for (int j = start; j <= nB; j++) {

                    String st = String.valueOf(j);

                    for (int k = 1; k < st.length(); k++) {

                        String res = st.substring(k) + st.substring(0, k);
                        if (!res.startsWith("0") && !st.equals(res)
                                && st.length() == res.length()) {

                            int v = Integer.valueOf(res);

                            if (v <= nB && j < v) {
                                set.add(st + "," + res);
                            }

                        }

                    }

                }

            }
            result = set.size();

            out.println("Case #" + i + ": " + result);
        }

        in.close();
        out.close();
    }
}
