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.FileReader;
import java.util.Scanner;


public class Scores {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		try {
			scan = new Scanner(new FileReader("B-large.in"));
		} catch (Exception e) {
			System.out.println("poop");
		}
		int inputSize = Integer.parseInt(scan.nextLine());
		int i = 0;
		while (scan.hasNextLine() && i < inputSize) {
			i++;
			String line = scan.nextLine();
			String[] strings = line.split(" ");
			int googlers = Integer.parseInt(strings[0]);
			int surprises = Integer.parseInt(strings[1]);
			int atLeast = Integer.parseInt(strings[2]);
			int j = 0;
			int output = 0;
			int surprisesSoFar = 0;
			for (String s : strings) {
				if (j > 2) {
					int total = Integer.parseInt(s);
					if (total == 0) {
						if (atLeast == 0) output++;
					} else if (atLeast + atLeast + atLeast - 2 <= total) {
						output++;
					} else if ((surprisesSoFar < surprises) &&
							atLeast + atLeast + atLeast -4 <= total) {
						output++;
						surprisesSoFar++;
					}
				}
				j++;
			}
//			System.out.println(line);
			System.out.println("Case #" + i + ": " + output);
		}
	}
}
