import java.util.*;
import java.io.*;

public class recycled_numbers {
	public static void main(String[]a) throws Exception{
		
		Scanner f = new Scanner(new File(a[0]));
		int result=0;
		int A,B;
		String n,m;
		HashSet<String> s=new HashSet<String>();
		
		int T=f.nextInt();	//T total case count
		for (int t=1; t<=T;t++){//for each case t
			
			s.clear();
			result=0;				//reset
			A=f.nextInt();B=f.nextInt();	//get values for next case
			
			if (A==B)result=0;//remove case not meeting problem limits 
			else{
				for(int i=A;i<=B;i++){//for each int in range
					n=Integer.toString(i);
					m=new String(n);
					//System.out.println(n);
					for (int j=1;j<n.length();j++){//move each digit to the front & test
						m = m.substring(m.length()-1)+m.substring(0,m.length()-1);
						if(m.matches("^0+[\\d]+")!=true &&
								Integer.parseInt(m)<=B &&
								Integer.parseInt(n)<Integer.parseInt(m)){
							s.add(new String(n+","+m));
							//result++;
							//System.out.println(" matched: "+m);
						}
						
					}
				}
				result = s.size();
			}

			//display output
			System.out.println("Case #" + t + ": " + result);
		}
	}
}
package google.codejam.commons;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;

public class Utils {

	public static String[] readFromFile(String fileName) throws IOException {
		System.out.println("Reading file " + fileName);
		String[] lines = null;
		FileInputStream fstream = new FileInputStream(fileName);
		DataInputStream in = new DataInputStream(fstream);
		BufferedReader br = new BufferedReader(new InputStreamReader(in));
		String strLine = br.readLine();
		lines = new String[Integer.valueOf(strLine)];
		int i = 0;
		while ((strLine = br.readLine()) != null) {
			lines[i++] = strLine;
		}
		in.close();
		return lines;
	}

	public static void writeToFile(String[] lines, String fileName)
			throws IOException {
		System.out.println("Writing file " + fileName);
		FileWriter outFile = new FileWriter(fileName);
		PrintWriter out = new PrintWriter(outFile);
		for (String line : lines) {
			out.println(line);
		}
		out.close();
	}
}
