import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;


public class GooglersDancer {

	/**
	 * @param args
	 * @throws IOException
	 */
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub
		InputStreamReader converter = new InputStreamReader(System.in);
		BufferedReader in = new BufferedReader(converter);
		if (in == null) {
		      return;
		    }
		String numTest = in.readLine();
		int maxCases = Integer.valueOf(numTest);
		for(int i=1;i<= maxCases;i++){
			String linea = in.readLine();
			String[] datos = linea.split(" ");
			Integer googlers = Integer.valueOf(datos[0]);
			Integer sospechosos = Integer.valueOf(datos[1]);
			Integer p = Integer.valueOf(datos[2]);
			Integer puntuacion;
			Integer personas = 0;
			ArrayList<Integer> puntuaciones = new ArrayList<Integer>();
			for(int j=0;j<googlers;j++){
				puntuacion = Integer.valueOf(datos[3+j]);
				puntuaciones.add(puntuacion);
			}
			Integer[] pOrdenado = null;
			pOrdenado = (Integer[]) puntuaciones.toArray(new Integer[puntuaciones.size()]);
			Arrays.sort(pOrdenado);
			int j;
			for(j=pOrdenado.length-1;j>=0;j--){
				if(pOrdenado[j] >= p*3-2){
					personas += 1;
				}else{
					break;
				}
			}
			int posibles = j+1-sospechosos;
			for(;j>=posibles && j>= 0;j--){
				if(pOrdenado[j] >= p*3-4 && pOrdenado[j] > p){
					personas += 1;
				}else{
					break;
				}
			}
			System.out.println("Case #"+i+": "+personas);
		}
	}

}

package codejam;

import java.io.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 *
 * @author Gedion Moyo
 */
public class dance {

    /**
     * @param args the command line arguments
     */
    
    static Scanner in;
    static PrintWriter out;
    
    public static void main(String[] args) {
        try {
            in = new Scanner(new FileReader("src/codejam/input.txt"));
            out = new PrintWriter(new FileWriter("src/codejam/output.txt"));
           solve();
        } catch (Exception ex) {
            Logger.getLogger(CodeJam.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    public static void solve() throws Exception {
        

        int caseCount = Integer.valueOf(in.nextLine());
        for (int caseNum = 0; caseNum < caseCount; caseNum++) {
            System.out.println("solving case " + caseNum);
            
            out.print("Case #" + (caseNum + 1) + ":");
            out.print(" ");
            int N = in.nextInt();
            int S = in.nextInt();
            int p = in.nextInt();
            int[] t = getScores(N);
            int count = 0;
            int suprises = 0;
            for (int j=0; j<t.length;j++){
                if (t[j] >= p){
                    if ((t[j]/3 >= p)||((t[j]+2)/3>=p)){
                        count++;
                    }else if (((t[j]+4)/3 >= p) && suprises < S){
                        count++;
                        suprises++;
                    }
                }
            }
            out.print(count);
            out.print("\n");
        }
        out.flush();
        out.close();
        in.close();

    }
    
    public static int[] getScores(int N){
        int[] scores = new int[N];
        for (int i =0; i < N;i++){
            scores[i] = in.nextInt();
        }
        
        return scores;
    }
}
