import java.util.Scanner;
import java.io.*;
class dance
{
  public static void main (String[] args) throws IOException
  { 
    File    inputData = new File("B-small-attempt0.in");
	File 	outputData= new File("Boutput.txt");
    Scanner scan = new Scanner( inputData );
	PrintStream print= new PrintStream(outputData);
    
	int t;
	int n,s,p,pi;
	t= scan.nextInt();
	for(int i=1;i<=t;i++)
	{
	n=scan.nextInt();	s=scan.nextInt();	p=scan.nextInt();
	int supTrip=0, notsupTrip=0;
	
	for(int j=0;j<n;j++)
	{
		pi=scan.nextInt();
		if(pi>(3*p-3))
		notsupTrip++;
		else if((pi>=(3*p-4))&&(pi<=(3*p-3))&&(pi>p))
		supTrip++;
	}
	
	if(s<=supTrip)
	notsupTrip=notsupTrip+s;
	else if(s>supTrip)
	notsupTrip= notsupTrip+supTrip;
	print.println("Case #"+i+": "+notsupTrip);
	}
  }
}
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;



public class BDancingWithTheGooglers {
	
	static int dance(int n, int s, int p, int[] tot) {
		int count = 0;
		int countSurprise = 0;
		int min = p + 2*Math.max(0, p - 1);
		int minSurprise = p + 2*Math.max(0, p - 2);
		for(int i = 0; i < n; ++i) {
			if(tot[i] >= min) {
				++count;
				continue;
			}
			if(tot[i] >= minSurprise && countSurprise < s) {
				++count;
				++countSurprise;
			}
		}
		
		return count;
	}
	
	public static void main(String[] args) throws NumberFormatException, IOException {
		String filename = "B-small-attempt0.in";
		BufferedReader r = new BufferedReader(new FileReader(filename));
		int t = Integer.parseInt(r.readLine());
		PrintWriter p = new PrintWriter("b.out");
		for(int i = 0; i < t; ++i) {
			String[] test = r.readLine().split(" ");
			int n = Integer.parseInt(test[0]);
			int s = Integer.parseInt(test[1]);
			int pp = Integer.parseInt(test[2]);
			int[] tot = new int[n];
			for(int a = 0; a < n; ++a) {
				tot[a] = Integer.parseInt(test[3 + a]);
			}
			int j = i + 1;
			p.println("Case #" + j + ": " +  dance(n, s, pp, tot));
			
		}
		p.flush();
		p.close();
	}

}
