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

class B
{
	public static void main(String[] args) 
	{
		try
		{
			BufferedReader br = new BufferedReader(new FileReader("B.in"));
			PrintWriter pw = new PrintWriter(new FileWriter("B.out"));
			int X = Integer.parseInt(br.readLine());

			for(int i=0; i<X; i++)
			{
				String[] S = br.readLine().split(" ");
				int A = Integer.parseInt(S[0]);
				int B = Integer.parseInt(S[1]);
				int R = 0;

				int x = 1;
				int n = 0;
				while(A/x > 0) {
					n++;
					x *= 10;
				}

				for(int j=A; j<B; j++) {
					Set<Integer> seen = new HashSet<Integer>();
					for(int k=1; k<n; k++) {
						int p1 = j % (int)Math.pow(10, k);
						int p2 = (int) Math.pow(10, n-k);
						int p3 = j / (int)Math.pow(10, k);
						int y = p1*p2 + p3;
						
						if(j < y && !seen.contains(y) && y <= B) {
							seen.add(y);
							R++;
						}
					}
				}

				pw.printf("Case #%d: %d\n", i+1, R);
				pw.flush();
			}
		}
		catch(Exception e)
		{ 
			e.printStackTrace();
		}
	}
}

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class Googlers {
	public static void main(String args[])throws IOException{
		Scanner scan = new Scanner(new File(System.getProperty("user.dir")+"/input.in"));
		FileWriter file = new FileWriter("output.out");
		int n=Integer.parseInt(scan.nextLine());
		for(int j=0;j<n;j++){
			int numGooglers = scan.nextInt();
			int totalSurprising = scan.nextInt();
			int p = scan.nextInt();
			int[] totals = new int[numGooglers];
			for(int i=0;i<numGooglers;i++){
				totals[i]=scan.nextInt();
			}
			int[] totalsMinus = new int[numGooglers];
			for(int i=0;i<numGooglers;i++){
				totalsMinus[i]=totals[i]-p;
			}
			int max =0;
			int surprising=0;
			for(int i=0;i<numGooglers;i++){
				if(totalsMinus[i]>=0&&p-(int)Math.floor(totalsMinus[i]/2)<=2){
					max++;
					if(p-(int)Math.floor(totalsMinus[i]/2)==2)
						surprising++;
				}
			}
			while(surprising>totalSurprising){
				surprising--;
				max--;
			}
			file.write("Case #"+Integer.toString(j+1)+": "+Integer.toString(max)+"\r\n");
		}
		file.close();
	}
}
