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;

import java.util.Comparator;
import java.util.HashMap;
import java.util.Map;
import java.util.TreeMap;

public class Sort {

    public static void main(String[] args) {

        HashMap<String,Double> map = new HashMap<String,Double>();
        ValueComparator bvc =  new ValueComparator(map);
        TreeMap<String,Double> sorted_map = new TreeMap(bvc);

        map.put("A",99.5);
        map.put("B",67.4);
        map.put("C",67.5);
        map.put("D",67.3);

        System.out.println("unsorted map");
        for (String key : map.keySet()) {
            System.out.println("key/value: " + key + "/"+map.get(key));
        }

        sorted_map.putAll(map);

        System.out.println("results");
        for (String key : sorted_map.keySet()) {
            System.out.println("key/value: " + key + "/"+sorted_map.get(key));
        }
    }

}

class ValueComparator implements Comparator {

  Map base;
  public ValueComparator(Map base) {
      this.base = base;
  }
  public int compare(Object a, Object b) {

	    if((Double)base.get(a) < (Double)base.get(b)) {
	      return 1;
	    } else if((Double)base.get(a) == (Double)base.get(b)) {
	      return 0;
	    } else {
	      return -1;
	    }
	  }
	}

