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

public class C {

    void solve() throws IOException {
        in("C-large.in"); out("C-large.out");

        long tm = System.currentTimeMillis();
        boolean[] mask = new boolean[2000000];
        int[] r = new int[10];
        int t = readInt();
        for (int cs = 1; cs <= t; ++cs) {
            int a = readInt();
            int b = readInt();
            int ans = 0;
            for (int m = a + 1; m <= b; ++m) {
                char[] d = String.valueOf(m).toCharArray();
                int c = 0;
                for (int i = 1; i < d.length; ++i) {
                    if (d[i] != '0' && d[i] <= d[0]) {
                        int n = 0;
                        for (int j = 0; j < d.length; ++j) {
                            int jj = i + j;
                            if (jj >= d.length) jj -= d.length;
                            n = n * 10 + (d[jj] - '0');
                        }
                        if (n >= a && n < m && !mask[n]) {
                            ++ans;
                            mask[n] = true;
                            r[c++] = n;
                        }
                    }
                }
                for (int i = 0; i < c; ++i) {
                    mask[r[i]] = false;
                }
            }
            println("Case #" + cs + ": " + ans);
            //System.out.println(cs);
        }
        System.out.println("time: " + (System.currentTimeMillis() - tm));
        exit();
    }

    void in(String name) throws IOException {
        if (name.equals("__std")) {
            in = new BufferedReader(new InputStreamReader(System.in));
        } else {
            in = new BufferedReader(new FileReader(name));
        }
    }

    void out(String name) throws IOException {
        if (name.equals("__std")) {
            out = new PrintWriter(System.out);
        } else {
            out = new PrintWriter(name);
        }
    }

    void exit() {
        out.close();
        System.exit(0);
    }

    int readInt() throws IOException {
        return Integer.parseInt(readToken());
    }

    long readLong() throws IOException {
        return Long.parseLong(readToken());
    }

    double readDouble() throws IOException {
        return Double.parseDouble(readToken());
    }

    String readLine() throws IOException {
        st = null;
        return in.readLine();
    }

    String readToken() throws IOException {
        while (st == null || !st.hasMoreTokens()) {
            st = new StringTokenizer(in.readLine());
        }
        return st.nextToken();
    }

    boolean eof() throws IOException {
        return !in.ready();
    }

    void print(String format, Object ... args) {
        out.println(new Formatter(Locale.US).format(format, args));
    }

    void println(String format, Object ... args) {
        out.println(new Formatter(Locale.US).format(format, args));
    }

    void print(Object value) {
        out.print(value);
    }

    void println(Object value) {
        out.println(value);
    }

    void println() {
        out.println();
    }

    StringTokenizer st;

    BufferedReader in;
    PrintWriter out;

    public static void main(String[] args) throws IOException {
        new C().solve();
    }
}

package phase1.problemC;

import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

public class RecycledNumbers {
	
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		RecycledNumbers s = new RecycledNumbers();
		try {
			s.doIt();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	private void doIt() throws Exception {
		Scanner s = new Scanner(new File("C:\\Andre\\GCJInputs\\fase1\\p3\\C-large.in"));
		int T = Integer.valueOf(s.nextLine());
        int cont=1;
		
        Writer out = new OutputStreamWriter(new FileOutputStream("C:\\Andre\\GCJInputs\\fase1\\p3\\C-large.out"));
        
        while (cont<=T) {
        	out.write("Case #"+cont+": ");
        	String[] values = s.nextLine().split(" ");
        	out.write(String.valueOf(calculate(values[0], values[1])));
        	out.write("\n");
        	cont++;
        }
        
        out.flush();
        out.close();
	}
	
	
	private int calculate(String A, String B) {
		int r = 0;
		
		String c = A;
		
		if (c.length()==1) {
			return r;
		}
		
		int cont = Integer.parseInt(c)-1;
		int fim = Integer.parseInt(B);
		
		while (cont++<fim) {
			String nc = String.valueOf(cont);
			
			if (numerosIguais(nc)) continue;
									
			r = r+gira(String.valueOf(cont), B);
		}
		
		return r;		 
	}
	
	private int gira(String n, String B) {
		int len = n.length()-1;
		int qd = 0;
		int d1 = Integer.parseInt(n.substring(0, 1));
		int resp = 0;
		
		String linha = "";
		Set<String> linhas = new HashSet<String>();
		
		while (qd++<len){
			int pd = Integer.parseInt(n.substring(qd, qd+1));
			String m = n.substring(qd)+n.substring(0,qd);
			if (m.length()!=len+1) continue;
			
			linha = linha+ n + ", " + m;
			if (pd<d1) continue;
						
			if (Integer.parseInt(m) > Integer.parseInt(B)) continue;
			if (Integer.parseInt(n) < Integer.parseInt(m)) {
				linhas.add(linha);
			}
			linha="";
		}
		
		resp=linhas.size();
		return resp;
	}
	
	private boolean numerosIguais(String s) {
		int cont=10;
		cont = cont + s.indexOf('0') + s.indexOf('1') + s.indexOf('2') + s.indexOf('3') + s.indexOf('4') + s.indexOf('5')
			+ s.indexOf('6') + s.indexOf('7') + s.indexOf('8') + s.indexOf('9');
				
		if (cont>2) return false;
		return true;
	}

}













