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 com.dten.cj.qual;

import java.io.File;
import java.io.IOException;

import org.apache.commons.io.FileUtils;


public class C {

	public static int distinctPairs(int start, int end) {
		int count = 0;
		for (int i = start; i <= end; i++)
			for (int j = start; j <= end; j++)
				if (i < j && isPair(i, j))
						count++;
		return count;
	}

	public static boolean isPair(int i, int j) {
		String iStr = String.valueOf(i);
		String jStr = String.valueOf(j);
		if (iStr.length() == 1 || jStr.length() != iStr.length())
			return false;
		int characters = iStr.length();
		while (characters-- > 0)
			if ((iStr = iStr.substring(1) + iStr.charAt(0)).equals(jStr))
				return true;
		return false;
	}
	
	public static String processLine(String line){
		String[] split = line.split(" ");
		return String.valueOf(distinctPairs(Integer.parseInt(split[0]),
				Integer.parseInt(split[1])));
	}

	public static String processFile(String fileName) {
		StringBuilder sb = new StringBuilder();
		int caseCount = 0;
		try {
			for (String line : FileUtils.readLines(new File(fileName)))
				if (caseCount > 0)
					sb.append("Case #").append(caseCount++).append(": ")
							.append(processLine(line)).append("\r\n");
				else if (caseCount++ == 0)
					continue;
		} catch (IOException e) {
			e.printStackTrace();
		}

		return sb.toString().trim();
		
	}

	public static void main(String[] args) {
		String fileName = "C-small-attempt0";

		try {
			FileUtils.write(new File("outputs/qual/" + fileName + ".out"),
					C.processFile("inputs/qual/" + fileName + ".in"));
		} catch (IOException e) {
			e.printStackTrace();
		}

	}
}
