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

/**
 *
 * @author eblanco
 */
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import javax.swing.JFileChooser;

public class RecycledNumbers {

    public static String DatosArchivo[] = new String[10000];

    public static int[] convertStringArraytoIntArray(String[] sarray) throws Exception {
        if (sarray != null) {
            int intarray[] = new int[sarray.length];
            for (int i = 0; i < sarray.length; i++) {
                intarray[i] = Integer.parseInt(sarray[i]);
            }
            return intarray;
        }
        return null;
    }

    public static boolean CargarArchivo(String arch) throws FileNotFoundException, IOException {
        FileInputStream arch1;
        DataInputStream arch2;
        String linea;
        int i = 0;

        if (arch == null) {
            //frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
            JFileChooser fc = new JFileChooser(System.getProperty("user.dir"));
            int rc = fc.showDialog(null, "Select a File");
            if (rc == JFileChooser.APPROVE_OPTION) {
                arch = fc.getSelectedFile().getAbsolutePath();
            } else {
                System.out.println("No hay nombre de archivo..Yo!");
                return false;
            }
        }
        arch1 = new FileInputStream(arch);
        arch2 = new DataInputStream(arch1);
        do {
            linea = arch2.readLine();
            DatosArchivo[i++] = linea;
            /* if (linea != null) {
            System.out.println(linea);
            }*/
        } while (linea != null);
        arch1.close();
        return true;
    }

    public static boolean GuardaArchivo(String arch, String[] Datos) throws FileNotFoundException, IOException {
        FileOutputStream out1;
        DataOutputStream out2;
        int i;
        out1 = new FileOutputStream(arch);
        out2 = new DataOutputStream(out1);

        for (i = 0; i < Datos.length; i++) {
            if (Datos[i] != null) {
                out2.writeBytes(Datos[i] + "\n");
            }
        }
        out2.close();
        return true;
    }

    public static void echo(Object msg) {
        System.out.println(msg);
    }

    public static void main(String[] args) throws IOException, Exception {
        String[] res = new String[10000], num = new String[2];
        int i, j, k, ilong;
        int ele = 1;
       ArrayList al = new ArrayList();
        String FName = "C-small-attempt0",  istr, irev, linea;
        if (CargarArchivo("C:\\eblanco\\Desa\\CodeJam\\Code Jam\\test\\" + FName + ".in")) {
            for (j = 1; j <= Integer.parseInt(DatosArchivo[0]); j++) {
                linea = DatosArchivo[ele++];
                num = linea.split(" ");
                   al.clear();
                // echo("A: "+num[0]+" B: "+num[1]);
                for (i = Integer.parseInt(num[0]); i <= Integer.parseInt(num[1]); i++) {
                    istr = Integer.toString(i);
                    ilong = istr.length();
                 
                    for (k = 1; k < ilong; k++) {
                        if (ilong > k) {
                            irev = istr.substring(istr.length() - k, istr.length()) + istr.substring(0, istr.length() - k);
                            //echo("caso: " + j + ": isrt: " + istr + " irev: " + irev);
                            if ((Integer.parseInt(irev) > Integer.parseInt(num[0])) && (Integer.parseInt(irev) > Integer.parseInt(istr)) && (Integer.parseInt(irev) <= Integer.parseInt(num[1]))) {
                                al.add("(" + istr + "," + irev + ")");
                            }
                        }
                    }
                }
                HashSet hs = new HashSet();
                hs.addAll(al);
                al.clear();
                al.addAll(hs);
                res[j] = "Case #" + j + ": " + al.size();
                echo(res[j]);
                LeerArchivo.GuardaArchivo("C:\\eblanco\\Desa\\CodeJam\\Code Jam\\test\\" + FName + ".out", res);
            }
        }
    }
}

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;


public class g {
	
	public static int go(String a, String b) {

		if (Integer.parseInt(a) > Integer.parseInt(b)) {
			return 0;
		}
		if (a.toCharArray().length == 1 || b.toCharArray().length == 1) {
			return 0;
		}
		
		HashSet<Object> hs = new HashSet<Object>();
//		ArrayList<GGG> al = new ArrayList<Object>();
//		HashMap<GGG, Integer> hm = new HashMap<Object, Integer>();
		
		int counter = 0;
		char[] ch_n;
		int d = 0, reminder = 0;
		int n = Integer.parseInt(a);
		int val = 0;
		int[] input;
		for (int i = Integer.parseInt(a) ; i < Integer.parseInt(b) ; i++) {
			n += 1;
			Integer in = new Integer(n);
			ch_n = in.toString().toCharArray();
//			System.out.println(n);
			val = n;
			for (int j = 0 ; j < ch_n.length - 1 ; j++) {
				d = (int) (val / Math.pow(10, ch_n.length - 1));
				reminder = (int) (val % Math.pow(10, ch_n.length - 1));
				val = reminder * 10 + d;
//				System.out.println(val);
				if (val < n) {
					if (val >= Integer.parseInt(a) && n <= Integer.parseInt(b)) {
//						System.out.println(val);
//						System.out.println(n);
//						System.out.println("------");
						input = new int[]{val, n};
//						System.out.println(Arrays.toString(input));
						HSC g = new HSC(val, n);
						hs.add(g);
						
					}
				} else if (val > n) {
					if (n >= Integer.parseInt(a) && val <= Integer.parseInt(b)) {
//						System.out.println(n);
//						System.out.println(val);
//						System.out.println("******");
//						counter++;
						
						input = new int[]{n, val};
//						System.out.println(Arrays.toString(input));
						HSC g = new HSC(n, val);
						hs.add(g);
					}
				}
			}
		}
		return hs.size();
//		System.out.println(hs.size());
	}

	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		try {
			BufferedReader f = new BufferedReader(new FileReader("C-small-attempt3.in"));
			PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("test.out")));
			String str;
			int T = 0;
			int c = 0;
			int answer = 0;
			String A = "", B = "";
			ArrayList<String> lines = new ArrayList<String>();
			
			while((str = f.readLine()) != null) {
				if (c == 0) {
					T = Integer.parseInt(str);
				} else {
					A = str.split(" ")[0];
					B = str.split(" ")[1];
					answer = go(A, B);
//					System.out.println(answer);
					out.print("Case #" + (new Integer(c)).toString() + ": " + (new Integer(answer)).toString());
					if (c != T) {
						out.println();
					}
				}
				c++;
			}
//			System.out.println(T);
//			
//			
//			int cc = 1;
//			for (String s : lines) {
//				A = s.split(" ")[0];
//				B = s.split(" ")[1];
//
//				answer = go(A, B);
//				
//				if (cc != T) {
//					out.println();
//				}
//				cc++;
//			}
			
			out.close();
			System.exit(0);  
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

}
