package Main;

import com.sun.deploy.util.ArrayUtil;
import org.apache.commons.lang3.ArrayUtils;

import java.io.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;

/**
 * Created with IntelliJ IDEA.
 * User: arran
 * Date: 14/04/12
 * Time: 3:12 PM
 * To change this template use File | Settings | File Templates.
 */
public class Round {
    public StringBuilder parse(BufferedReader in) throws IOException {
        StringBuilder out = new StringBuilder();
        String lineCount = in.readLine();

        for (int i = 1; i <= Integer.parseInt(lineCount); i++)
        {
            out.append("Case #"+i+": ");
            System.err.println("Case #"+i+": ");
            String line = in.readLine();
            String[] splits = line.split(" ");
            int p1 = Integer.valueOf(splits[0]);
            int p2 = Integer.valueOf(splits[1]);
            int r = pairRecyclable(p1, p2);
            out.append(r);

//            if (i < Integer.parseInt(lineCount))
                out.append("\n");
        }
        return out;
    }

    public static int pairRecyclable(int i1, int i2) {
        HashSet<String> hash = new HashSet<String>();
        for (int i = i1; i < i2; i++)
        {
            String istr = String.valueOf(i);
            if (istr.length() < 2) continue;
            for (int p = 0; p < istr.length() ; p++)
            {
                String nistr = istr.substring(p,istr.length()).concat(istr.substring(0,p));
                if (Integer.valueOf(nistr) < i1) continue;
                if (Integer.valueOf(nistr) > i2) continue;
                if (nistr.equals(istr)) continue;
                String cnistr = (Integer.valueOf(nistr) > Integer.valueOf(istr)) ?  istr + "," + nistr : nistr + "," + istr;
                hash.add(cnistr);
            }
        }
        return hash.size();
    }

    public static void main(String[] args) {
        InputStreamReader converter = null;
        try {
            int attempt = 0;
            String quest = "C";
//            String size = "small-attempt";
            String size = "large";
            converter = new InputStreamReader(new FileInputStream("src/resource/"+quest+"-"+size+".in"));
            BufferedReader in = new BufferedReader(converter);
            Round r = new Round();
            String str = r.parse(in).toString();
            System.out.print(str);
            FileOutputStream fos = new FileOutputStream(quest+"-"+size+".out");
            OutputStreamWriter osw = new OutputStreamWriter(fos);
            BufferedWriter bw = new BufferedWriter(osw);
            bw.write(str);
            bw.flush();
            bw.close();
        } catch (IOException e) {
            e.printStackTrace();
        }

    }
}

import java.io.BufferedInputStream;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
public class code_jam {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		
		File file = new File("C:\\test.in");
	    FileInputStream fis = null;
	    BufferedInputStream bis = null;
	    DataInputStream dis = null;
	    
	    try {
		    fis = new FileInputStream(file);
		    bis = new BufferedInputStream(fis);
		    dis = new DataInputStream(bis);
		    
		    int cc = Integer.parseInt(dis.readLine());
		    int i;
		    for (i=0;i<cc;i++) {
		    	String range = dis.readLine();
		    	int from = Integer.parseInt(range.substring(0, range.indexOf(' ')));
		    	int to = Integer.parseInt(range.substring(range.indexOf(' ')+1, range.length()));
		    	int count = 0;
		    	int x,y;
		    	for (x=from; x < to; x++){		    		
		    		int length = String.valueOf(x).length();
		    		for (y = 0; y < length-1; y++){
		    			int head = (int) (x / Math.pow(10, y+1));
		    			int tail = (int) (x % Math.pow(10, y+1));
		    			int new_num = (int) (tail * Math.pow(10, length-y-1) + head);
		    			if ((new_num <= to) && (new_num > x))
		    				count++;
		    		}
		    	}
		    	System.out.println("Case #" + (i+1) + ": " + count);
		    }
	      fis.close();
	      bis.close();
	      dis.close();

	    } catch (FileNotFoundException e) {
	      e.printStackTrace();
	    } catch (IOException e) {
	      e.printStackTrace();
	    }
		
		
	}

}
