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 * and open the template in the editor.
 */
package gcj;

import java.io.File;
import java.io.FileWriter;
import java.util.ArrayList;
import java.util.Scanner;

/**
 *
 * @author daniele
 */
public class GCJ_C {
    
    public static void main(String[] args) throws Exception{
        
        
        
        Scanner in = new Scanner(new File(args[0]));
        FileWriter out = new FileWriter("/home/daniele/Scrivania/Output");
        

        int prove=in.nextInt();
        int min,max;
        int cifre;
        int cifreaus;
        String temp;
        int aus;
        int count=0;
        ArrayList<Integer> vals = new ArrayList<Integer>();
        int jcount=0;
        ArrayList<Integer> perm = new ArrayList<Integer>();
        
        out.write("");
        out.flush();
        
        for(int i=1;i<=prove;i++){
            
            out.append("Case #" +i+": ");out.flush();
            
            min=in.nextInt();
            max=in.nextInt();
            
            for(int j=min;j<=max;j++){
               if(!vals.contains(j)){
                    temp=""+j;
                    cifre=temp.length();
                    aus=j;
                    perm.add(j);
                    for(int k=1;k<cifre;k++){
                        aus=rotateOnce(aus);
                        temp=""+aus;
                        cifreaus=temp.length();//elusione zeri iniziali
                        if(aus>=min && aus<=max && aus!=j && cifreaus==cifre && nobody(vals,perm)){ 
                            perm.add(aus);
                            jcount ++;
                            
                        }
                        
                    }
                    while(jcount>0){count+=jcount; jcount--;}
                    vals.addAll(perm);
                    perm= new ArrayList<Integer>();
                    
                }
            }
            out.append(count+"\n");out.flush();
            count=0;
            vals= new ArrayList<Integer>();
        }
        
        
        
    }
        static public int rotateOnce(int n){
            String s=""+n;
            if(s.length()>1){
                s=s.charAt(s.length()-1) + s.substring(0,s.length()-1);
                n=Integer.parseInt(s);
            }
            return n;
        }    
        
        static public boolean nobody(ArrayList<Integer> v,ArrayList<Integer> a){;
            for(int i=0;i<a.size();i++)
                if(v.contains(a.get(i))) return false;
            return true;
        } 
    
}


import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.util.Scanner;
import java.util.TreeMap;
import java.util.TreeSet;


public class Recycled {
	private File file = new File("D:\\Sources\\GoogleCodeJam\\files\\C-small-attempt0.in");
	private File outFile = new File("D:\\Sources\\GoogleCodeJam\\files\\result.out");
	
	private Long[] results;
	private Integer solved = 0;
	
	public void readData() {
		boolean first = true;
		Scanner scanner;
		try {
			scanner = new Scanner(file);
			while (scanner.hasNextLine()) {
				String line = scanner.nextLine();
				Scanner scan = new Scanner(line);
				if (first) {
					results = new Long[scan.nextInt()];
					first = false;
				} else {
					long min = scan.nextLong();
					long max = scan.nextLong();
					results[solved] = solveProblem(min, max);
					solved++;
				}
			}
			printResult();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	private Long solveProblem(long min, long max) {
		long sum = 0;
		TreeSet<Double> res = new TreeSet<Double>();
		for (long val = min; val <= max; val++) {
			res.clear();
			String number = String.valueOf(val);
			int len = number.length();
			for (int i = 1; i < number.length(); i++) {
				 String newVal = number.substring(i, len) + number.substring(0, i);
				 long recycled = Long.valueOf(newVal);
				 if(recycled > val && recycled <= max && res.add(val + recycled * Math.pow(10, len))) {
					 sum++;
				 }
			}
		}
		return sum;
	}

	private void printResult() {
		try {
			FileWriter fstream = new FileWriter(outFile);
			BufferedWriter out = new BufferedWriter(fstream);
			for (int i = 0; i < results.length; i++) {
				out.write("Case #" + (i + 1) + ": " + results[i]);
				out.newLine();
			}
			out.close();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}
