import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;


public class Main {

//	static int MAX = 10000;
	static int MAX = 2000000;
	static Object[] All = new Object[MAX+1];
	
	static int size( int x ) {
		if(x>999999) return 7;
		if(x>99999)  return 6;
		if(x>9999)   return 5;
		if(x>999)    return 4;
		if(x>99)     return 3;
		if(x>9)      return 2;
		return 1;
	}
	static int[] rotate( int value ) {
		List<Integer> result = new ArrayList<Integer>();
		int[] V = new int[8];
		int s = size(value);
		int x = value;
		
		for(int i=s-1;i>=0;i--) {
			V[i] = x%10;
			x /=10;
		}
		int rot;
		for(int i=1; i<s; i++) {
			if(V[i]!=0){
				rot=0;
				for(int j=0,ii=i;j<s; j++,ii=(ii+1)%s){
					rot=rot*10+V[ii];
				}
				if(rot>value && !result.contains(rot))
					result.add(rot);
			}
		}
		if( result.isEmpty() )
			return null;
		int[] r = new int[result.size()];
		for(int i=0; i<r.length; i++)
			r[i]=result.get(i);
		return r;
	}
	
	static void precalculate() {
		for(int i=1; i<=MAX; i++){
			All[i] = rotate(i);
		}
	}
	static int solve( Scanner in ) {
		int A, B, sol=0;
		
		A = in.nextInt();
		B = in.nextInt();

		for( int i=A; i<=B; i++) {
//			List<Integer> result = rotate(i);
			if( All[i]!=null ) {
				for(int value: (int[])All[i] ) {
					if( value <= B )
						sol++;
				}
			}
		}

		return sol;
	}
	
	public static void main ( String args[] ) {
		int T; 
		Scanner in = new Scanner(System.in);
		T = in.nextInt();
		int cnt=0;
		int sol;
		precalculate();
		for( cnt=1; cnt<=T; cnt++ ) {
			sol = solve( in );
			System.out.printf("Case #%d: %d\n", cnt, sol);
		}

	}
}

package codejam2012.qualification;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.List;
import java.util.Scanner;
import java.util.Set;


public class RecycledNumbers {
		static String dir="/home/casatta/Scaricati/";
//	static String dir="data/";

	//	static String fname="B-large.in";
//	static String fname="C-small-attempt0.in";
	static String fname="C-large.in";
//	static String fname="RecycledNumbers";


	public void test(Scanner input, PrintWriter out, Long i) {
		int a=input.nextInt();
		int b=input.nextInt();

		int count=0;

		for(int j=a;j<=b;j++) {
			count=count+countGoodRecycled(j, b);

		}

		String result = "Case #" + (i+1) + ": " +count;
		out.println(result);
		System.out.println(result);
		System.out.println();
	}

	int countGoodRecycled(int val,int maxVal) {
		String valString=""+val;
		int length=valString.length();
		Set<Integer> results=new HashSet<Integer>();

		for(int i=length-1;i>0;i--) {
			if(valString.charAt(i)!='0') {
				String after =valString.substring(i);
				String before=valString.substring(0,i);
				int inverse=Integer.parseInt( after+before );
				if(inverse<=maxVal && val<inverse) {
//					System.out.println(val + "=" + inverse);
					results.add(inverse);
					
				}
			}

		}

		return results.size();

	}

	public void run() {


		try {
			String inputPath = dir + fname;

			Scanner input =new Scanner(new File(inputPath));
			FileWriter outFile = new FileWriter(inputPath + ".out");
			PrintWriter out = new PrintWriter(outFile);
			try {		
				Long testCases = input.nextLong();
				input.nextLine();
				long start=System.currentTimeMillis();
				for(Long i=0L ; i < testCases ; i++)
					test(input,out,i);
				System.out.println("elapsed:" + (System.currentTimeMillis()-start) );
			}
			finally {
				input.close();
				out.close();
			}
		}
		catch (IOException ex){
			ex.printStackTrace();
		}
	}

	public static void main(String[] args) {
		RecycledNumbers template = new RecycledNumbers();
		template.run();
	}


}
