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 zid;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashSet;
import java.util.StringTokenizer;

public class Cycle {

	
	HashSet<String> set = new HashSet<String>();
	
	public static void main(String[] args) {
		Cycle c = new Cycle();
		c.start(args[0]);
	}


	
private void start(String filename) {
		
		try {
			
			BufferedReader br = new BufferedReader(new FileReader(filename));

			int N = Integer.parseInt(br.readLine());
			int n = 1;
			while (n <= N) {
			
				StringTokenizer st = new StringTokenizer(br.readLine());
				int A = Integer.parseInt(st.nextToken());
				int B = Integer.parseInt(st.nextToken());
				int COUNT = 0;
				set.clear();
				for (int i = A; i <= B; i++) {
					String iNum = "" + i;
					int iDigitCount = iNum.length();
					for (int j = 0; j < iDigitCount; j++) {
						iNum = getRecycled(iNum);
						int recycled = Integer.parseInt(iNum);
						int recycledDigitCount = iNum.length();
						
						if ( (i < recycled) &&
								(A <= i && recycled <= B) &&
								(recycledDigitCount == iDigitCount)
								)
							{
							String entry = String.format("%d|%d", i, recycled);
							if (!set.contains(entry)) {
								set.add(entry);
								COUNT++;
								//System.out.println(String.format("%d | %d", i,
								//		recycled));
							}
							//else
							//	System.out.println(entry);
						}
					}

				}
				
				System.out.println(String.format("Case #%d: %s", n,COUNT));
				
				n++;
				}
			
		} catch (NumberFormatException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
	}



private String getRecycled(String i) {
	String s = new String(i + "");
	
	String s2 = s.substring(s.length() - 1);
	s = s.substring(0, s.length()-1);
	s = s2 + s;
	
	
	return s;
}

	
	
}
