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 year2012.qualification.c;

import java.io.File;
import java.io.PrintWriter;
import java.util.Scanner;

public class RecycledNumbers {
	public static void main(String[] args) throws Exception{
		//GCJå±é
		String filename = "src/year2012/qualification/c/C-large";
		PrintWriter out = new PrintWriter(new File(filename + ".out"));
		Scanner scan = new Scanner(new File(filename + ".in"));
		
		final int T = scan.nextInt();
		for(int i=0;i<T;i++){
			int ans=0;
			int A = scan.nextInt();
			int B = scan.nextInt();
			
			for(int n=A;n<B;n++){
				int m_memo = -1;
				
				char[] na = String.valueOf(n).toCharArray();
				//ä¾ãã°nã123ã®ã¨ãã231,312ã[A,B)ã®ä¸­ã«ãããèª¿ã¹ã
				//ãã®ä¾ã ã¨k=2åã«ã¼ã
				for(int k=1;k<na.length;k++){
					char[] ma = rotate(na, k);
					int m = Integer.parseInt(String.valueOf(ma));
					if(A <=n
						&& n < m
						&& m <= B
						&& m != m_memo){
						
						m_memo = m;
						ans++;
					}
				}
				
			}
			//åºå
			out.printf("Case #%d: %s\n", i+1, ans);
		}
		out.flush();
	}
	
	
	/**
	 * éåãnåå·¦ã«ããããæ°ããéåãè¿ãã¾ãã
	 * @param in
	 * @param n
	 * @return
	 */
	private static char[] rotate(final char[] in, int n){
		if(n>=in.length){
			throw new IllegalArgumentException("n= " + n + ", in.length = "
					+ in.length + "ã¨ãªã£ã¦ãã¾ããn<in.lengthã«ãã¦ãã ããã");
		}
		char[] out = new char[in.length];
		
		//1,2,3,4ã2åå·¦ã«ãããå ´åãã¾ãå·¦å´ã®2åãéé¿ãã
		char[] tmp = new char[n];
		for(int i=0;i<n;i++){
			tmp[i] = in[i];
		}
		//æ¬¡ã«in[n]ããin[in.length]ã¾ã§ãout[0]ããout[in.length - 2]ã¾ã§ã«ã³ãã¼
		for(int i=0;i<in.length-n;i++){
			out[i] = in[i+n];
		}
		//æå¾ã«out[length-n,length]ã«tmp[0,n]ããå¤ããã©ã
		for(int i=in.length-n;i<in.length;i++){
			out[i] = tmp[i-in.length+n];
		}
		return out;
	}
}
