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();
    }
}

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


public class C {
	public static void main(String[] args) throws Exception{
		long tIni=System.currentTimeMillis();
		Scanner s=new Scanner(new File("./data/C.txt"));
		PrintWriter pw=new PrintWriter(new File("./data/C_sol.txt"));
		int ncases=s.nextInt();s.nextLine();
		for(int curr=0;curr<ncases;curr++){
			int ans=0;
			
			int A=s.nextInt(),B=s.nextInt();
			int len=(""+A).length();
			
			for(int j=A;j<B;j++){
					int [] used=new int[len]; int lastUsed=0; Arrays.fill(used, -1);
					int base=10;
					int exp=10;
					for(int i=1;i<len-1;i++)
						exp*=10;
					for(int k=1;k<len;k++){
						
						int r=j%base;
						int div=j/base;
						
						int resp=r*exp+div;
						
						
						if(resp>A && resp<=B && resp>j )
						{
							boolean ok=true;
							for(int i=0;i<len;i++)
								if(resp==used[i])
									ok=false;
							if(ok){
								ans++;
								//System.out.println(j+" "+resp);
								used[lastUsed++]=resp;
							}
						}
						
						base*=10;
						exp/=10;
				}
			}
			
			/**for(int i=A;i<B;i++){
				int [] used=new int[len]; int lastUsed=0; Arrays.fill(used, -1);
				
				String numS=i+"";
				for(int k=1;k<len;k++){
					String o = numS.substring(k)+numS.substring(0,k);
					if(Integer.parseInt(o)>i && Integer.parseInt(o)<=B ){
						boolean ok=true;
						int resp=Integer.parseInt(o);
						for(int j=0;j<len;j++)
							if(resp==used[j])
								ok=false;
						if(ok){
							ans++;
							//System.out.println(j+" "+resp);
							used[lastUsed++]=resp;
						}
					}
				}
			}*/
			
			pw.println("Case #"+(curr+1)+": " +ans);
			System.out.println("+++++++++++++++");
		}
		long tFin=System.currentTimeMillis();
		System.out.println("Time: "+ (tFin-tIni) +" msec");
		pw.close();
		
	}
	
}
