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 codejam;

import java.util.ArrayList;

public class RecycledNumbers {

	public static void recycled(String in,String out){
		InOutTool iot = new InOutTool(in,out);
		ArrayList<String> js = new ArrayList<String>();
		for(int i=1;i<iot.size();i++){
			int count = 0;
			String s = iot.get(i).trim();
			String[] num = s.split(" ");
			int f = Integer.parseInt(num[0]);int l = Integer.parseInt(num[1]);
			int n = f+1;
			while(n<=l){
				String ns = String.valueOf(n);
				if(ns.length()>1){
					ArrayList<String> list = new ArrayList<String>();
					for(int k=ns.length()-1;k>0;k--){
						String temp = ns.substring(k) + ns.substring(0, k);//move
						if(!temp.startsWith("0")){
							int t = Integer.parseInt(temp);
							if(t<n&&t>=f&&(String.valueOf(t).length()==ns.length())&&(!list.contains(String.valueOf(t)))){
									list.add(String.valueOf(t));
									count ++;
							}
						}
					}
				}
				n++;
			}
			js.add("Case #" + i + ": " + count);
		}
		iot.clear();iot.addAll(js);
		System.out.println(iot.outText());
	}
	
	public static void main(String...args){
		RecycledNumbers.recycled("C-small-attempt0.in", "C-small-attempt0.out");
	}
}
