import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;

public class Recycled {
	public static void main(String[] args) throws Exception{
		String inputFile = "C-small-attempt0.in";
		
		BufferedReader input = new BufferedReader(new InputStreamReader(new FileInputStream(inputFile)));
		BufferedWriter output = new BufferedWriter(new OutputStreamWriter(new FileOutputStream("output")));
		long num_cases = Long.parseLong(input.readLine());
		int current_case = 0;
		
		while (current_case < num_cases){
			current_case++;
			
			String[] fields = input.readLine().split(" ");
			int A = Integer.parseInt(fields[0]);
			int B = Integer.parseInt(fields[1]);
			int total = 0;
			
			for (int n = A; n < B; n++){
				for (int m = n+1; m <= B; m++){
					if (isRecycled(n,m)) total++;
				}
			}
			
			System.out.println("Case #" + current_case + ": " + total);
			output.write("Case #" + current_case + ": " + total + "\n");
		}
		output.close();
	}

	private static boolean isRecycled(int n, int m) {
		String sn = ""+n;
		String sm = ""+m;
		if (sn.length() != sm.length()) return false;
		int totaln = 0, totalm = 0;
		for (int i = 0; i < sn.length(); i++){
			totaln += sn.charAt(i);
			totalm += sm.charAt(i);
		}
		if (totaln != totalm) return false;
		for (int i = 0; i < sn.length()-1; i++){
			sm = sm.charAt(sm.length() - 1) + sm.substring(0, sm.length() - 1);
			if (sm.equals(sn)) return true;
		}
		return false;
	}
}

package test.com;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.Stack;

public class QualC {

	/**
	 * @param args
	 */
	public static void main(String[] args) throws Exception {
		FileInputStream fos = new FileInputStream("c:/sanker/workspace/input1/C-small-attempt3.in");
		BufferedReader buf = new BufferedReader(new InputStreamReader(fos));
		String str = "";
		int S, P, N, N0;
		String Car[], Dar[];
		int ar[],k=0;

		str = buf.readLine();
		N0 = Integer.parseInt(str);
		for(int cnti=0; cnti<N0 ; cnti++) {
			str = buf.readLine();
//			System.out.println("str="+str);
			if(str == null) System.exit(0);
			String[] chars = str.split(" ");
			int A, B;
			A = Integer.parseInt(chars[0]);
			B = Integer.parseInt(chars[1]);
			int num=0, count=0;
			for(int j=A;j<B;j++) {
				num = j;
				String num1 = String.valueOf(num);
				String orgnum1 = String.valueOf(num);
				int numlen = num1.length();
				for(k=1;k<=numlen;k++) {
					num1 = orgnum1.substring(orgnum1.length()-k)+""+orgnum1.substring(0, orgnum1.length()-k);
//				while(true) {
//					num1 = num1.substring(num1.length()-1)+""+num1.substring(0, num1.length()-1);
					if(num1.equals(String.valueOf(num)))
						break;
					if(num < Integer.parseInt(num1) && Integer.parseInt(num1) <= B ) {
						count++;
//						System.out.println(num+" "+num1 +" "+count);
					}
				}
			}
			
			System.out.println("Case #"+(cnti+1)+": "+count);
			
		}
		
	}
	
	

}
