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);
		}
	}

}


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

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 *
 * @author Ankur
 */
public class DacingWithTheGooglers {

    public static void main(String[] args) {
        try
	{
	    FileWriter fout = new FileWriter("out");
	    BufferedWriter out = new BufferedWriter(fout);
	    try
	    {
		Scanner in = new Scanner(new File("in"));
                int T = in.nextInt();
                System.out.println(T);
                for(int i=0; i<T; ++i)
                {
                    int N = in.nextInt();
                    int S = in.nextInt();
                    int p = in.nextInt();
                    int t;
                    int ans = 0;
                    if(p==0)
                    {
                        ans = N;
                        String buff = in.nextLine();
                    }
                    else
                    {
                        for(int j=0; j<N; ++j)
                        {
                            t = in.nextInt();
                            if(t >= (3*p - 4) && t > 0)
                            {
                                if(t >= (3*p - 2))
                                    ans++;
                                else
                                {
                                    if(S != 0)
                                    {
                                        S--;
                                        ans++;
                                    }
                                }
                            }
                        }
                    }
                    out.write("Case #" + (i+1) + ": " + ans);
                    out.newLine();
                }
                out.close();
            }catch(FileNotFoundException e)
	    {
		System.out.println("ERROR: File Not Found!");
	    }
	}catch(IOException x)
	{
	    System.out.println("ERROR: Can't create output file");
	}
    }
}
