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 qualifying;

import java.util.*;

public class RecycledNumbers {
	
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		
		final int NUM_TESTS = in.nextInt();
		for (int t = 1; t <= NUM_TESTS; ++t) {
			final int A = in.nextInt();
			final int B = in.nextInt();
			
			final int numDigits = Integer.toString(A).length();
			
			Set<String> pairs = new HashSet<String>();
			for (int n = A; n < B; ++n) {
				for (int i = 1; i < numDigits; ++i) {
					int m = recycle(n, i);
					if (n < m && m <= B)
						pairs.add(n + "," + m);
				}
			}
			
			System.out.println("Case #" + t + ": " + pairs.size());
		}
		
	}
	
	
	// Recycles n by moving the first i digits to the back
	private static int recycle(int n, int i) {
		String iStr = Integer.toString(n);
		String newStr = iStr.substring(i) + iStr.substring(0,i);
		return Integer.parseInt(newStr);
	}
}