import java.io.*;

class code1
{
	public static void main(String args[]) throws Exception 
	{
		File ii = new File ("C-small-attempt1.in");
		FileInputStream fis = new FileInputStream(ii);
		BufferedReader  br = new BufferedReader(new InputStreamReader (fis));
		int cases = Integer.parseInt(br.readLine());
		FileOutputStream fout = new FileOutputStream ("output.txt");
		DataOutputStream dout = new DataOutputStream (fout);
		int total=0;
		for(int i=0;i<cases;i++){
		String temp = br.readLine();
		String parts [] = temp.split(" ");
		int lower = Integer.parseInt(parts[0]);
		int upper = Integer.parseInt(parts[1]);
		System.out.println(lower+" "+upper);
		
		for(int j=lower;j<=upper;j++)
		{
			int abc = j;int length=0;
			if(j<10)continue;
			while (abc!=0){abc/=10;length++;}
			abc=j;
			for(int m=0;m<length-1;m++){
				int shift = abc%10;
				abc=abc/10;
				System.out.println("hi "+j);
				abc=abc+shift*power(10,length-1);
				if(abc<=upper&&shift!=0&&abc>j)total++;
				System.out.println(total);
			}
		}
 		dout.writeBytes("Case #"+(i+1)+ ": "+total+"\n");
 		total=0;
		}//for close
		
	}

	private static int power(int i, int j) {
		int no=1;
		for(int a=0;a<j;a++){no=10*no;}
		return no;
	}
}
import java.io.BufferedReader;
import java.io.FileReader;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;



public class RecycleNumbers {
	public static void main(String[] args) {
		try{
			BufferedReader fileIn = new BufferedReader(new FileReader("C-small-attempt0.in"));
			int cases = Integer.valueOf(fileIn.readLine());
			Scanner numReader = new Scanner(fileIn);
			for(int i = 0; i < cases; i++) {
				int start = numReader.nextInt();
				int end = numReader.nextInt();
				List<NumberQueue.Pair> p = new ArrayList<NumberQueue.Pair>();
				for(int n = start; n <= end; n++) {
					NumberQueue q = new NumberQueue(n);
					List<NumberQueue.Pair> returned = q.distinctRoations(start, end);
					for(NumberQueue.Pair ap : returned) {
						if(!p.contains(ap)) {
							p.add(ap);
						}
					}
				}
				System.out.println("Case #"+(i+1)+": "+p.size());
			}
		} catch(Exception err) {
			System.out.println("ERRORRRRRRRRRRRRRRRRRRRRR: "+ err.getMessage());
			err.printStackTrace();
		}
	}
}
