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 com.theblind.problem;

import java.util.HashSet;
import java.util.Scanner;

import com.theblind.utility.FileUtility;

public class RecycledNumbers {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		String inputFileName = in.next();
		String inputData = FileUtility.readFromFile(inputFileName);
		
		RecycledNumbers problem = new RecycledNumbers();
		String content = problem.solve(inputData);
		
		FileUtility.writeToFile("output.txt", content);
	}

	private String solve(String inputData) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(inputData);
		StringBuilder sb = new StringBuilder();
		
		int testCases = in.nextInt();
		for (int i = 1; i <= testCases; ++i) {
			sb.append("Case #" + i + ": ");
			
			int A = in.nextInt();
			int B = in.nextInt();
			sb.append(calculate(A, B));
			sb.append("\n");
		}
		return sb.toString();
	}

	private int calculate(int A, int B) {
		// TODO Auto-generated method stub
		int result = 0;
		String b = Integer.toString(B);
		for (int i = A; i < B; ++i) {
			String n = Integer.toString(i);
			HashSet<String> numbers = new HashSet<String>(); 
			for (int k = 1; k < n.length(); ++k) {
				String m = n.substring(k) + n.substring(0, k);
				if (numbers.contains(m)) {
					continue;
				}
				else {
					numbers.add(m);
				}
				
				if (m.compareTo(n) > 0 && m.compareTo(b) <= 0) {
					++result;
				}
			}
		}
		return result;
	}

}
