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 qualification.C;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

public class C {

	public static void main(String[] args) {
		int totalCase = 0;
		int a = 0;
		int b = 0;
		FileInputStream is = null;
		try {
			is = new FileInputStream(args[0]);
			Scanner scan = new Scanner(is);
			totalCase = scan.nextInt();
			for (int i = 0; i < totalCase; i++) {
				a = scan.nextInt();
				b = scan.nextInt();
				solve(i, a, b);
			}
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} finally {
			try {
				is.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}

	private static void solve(int caseNo, int a, int b) {
		Set<Integer> s = new HashSet<Integer>();
		for(int i = a; i <= b; i++) {
			String num = Integer.toString(i);	
			if (num.matches("^["+num.substring(0,1)+"]+$")) {
				//System.out.println(num);
				continue;
			}
			if (num.matches("^[1-9][0]+$")) {
				//System.out.println(num);
				continue;
			}
			s.add(i);
		}
		
		int answer = 0;
		for(int n = a; !s.isEmpty() && n <= b; n++) {
			if (!s.contains(n)) {
				continue;
			}
			String ns = Integer.toString(n, 10);
			int length = ns.length();
			Set<Integer> dup = new HashSet<Integer>();
			for (int j = 1; j < length; j++) {
				String ms = ns.substring(length-j) + ns.substring(0, length-j);
				//System.out.println(ns+":"+ms);
				int m = Integer.parseInt(ms);
				if (!s.contains(m)) {
					continue;
				}
				if (m < a || b < m || n >= m) {
					continue;
				}
				s.remove(m);
				if (!dup.contains(m)) {
					dup.add(m);
				}
				answer++;
			}
			int size = dup.size();
			if (size > 1) {
				answer = answer + size * (size - 1) / 2;
			}
			s.remove(n);
			
		}
		StringBuilder sb = new StringBuilder();
		sb.append("Case #");
		sb.append(caseNo+1);
		sb.append(": ");
		sb.append(answer);
		System.out.println(sb.toString());
		
	}
}
