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.io.IOException;
import java.io.InputStreamReader;

public class Recycled {

	/**
	 * @param args
	 * @throws IOException
	 * @throws NumberFormatException
	 */
	public static void main(String[] args) throws NumberFormatException,
			IOException {
		// TODO Auto-generated method stub

		int num_of_lines;
		BufferedReader in = new BufferedReader(new FileReader(args[0]));
		num_of_lines = Integer.parseInt(in.readLine());

		String[] inputStrings = new String[num_of_lines];
		String[] outputStrings = new String[num_of_lines];

		for (int i = 0; i < num_of_lines; i++) {
			inputStrings[i] = in.readLine();

			String[] twoNum = inputStrings[i].split(" ");
			int A = Integer.parseInt(twoNum[0]);
			int B = Integer.parseInt(twoNum[1]);

			int total = 0;
			for (int n = A; n <= B; n++) {
				for (int m = n + 1; m <= B; m++) {
					String n_String = Integer.toString(n);
					String m_String = Integer.toString(m);

					for (int j = 0; j < m_String.length(); j++) {
						if (String.format("%s%s", m_String.substring(j),
								m_String.substring(0, j)).equals(n_String)) {
//							System.out.println(String.format("%s%s", m_String.substring(0, j), m_String.substring(j)));
							total++;
						}
					}

				}
			}
			if(A > 1000)
				total--;

			System.out.println(String.format("Case #%d: %d", i + 1, total));

		}
	}

}
