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 contest;

import java.awt.Desktop;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;

public abstract class ContestProblem {

	File inputFile = new File("input.txt");
	File outputFile = new File("output.txt");

	public ContestProblem() {

	}

	public ContestProblem(String inputFilename) {
		this.inputFile = new File(inputFilename);
		calcOutputFromInput();
	}

	public void run() throws Exception {
		BufferedReader in = new BufferedReader(new FileReader(inputFile));
		PrintWriter out = new PrintWriter(new FileWriter(outputFile));
		try {
			parseInput(new Input(in), out);
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		out.close();
		in.close();
	}

	public abstract void parseInput(Input in, PrintWriter out);

	public static void runProblem(ContestProblem problem) {
		try {
			long start = System.currentTimeMillis();
			problem.run();
			long end = System.currentTimeMillis();
			System.out.format("Took: %d ms%n", end - start);
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		try {
			if (Desktop.isDesktopSupported()) {
				Desktop.getDesktop().open(problem.outputFile);
			}
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public File getInputFile() {
		return inputFile;
	}

	public ContestProblem setInputFile(File inputFile) {
		this.inputFile = inputFile;
		return this;
	}

	public File getOutputFile() {
		return outputFile;
	}

	public ContestProblem setOutputFile(File outputFile) {
		this.outputFile = outputFile;
		return this;
	}

	public ContestProblem calcOutputFromInput() {
		this.outputFile = new File(inputFile.getParentFile(), inputFile.getName() + "-output.txt");
		return this;
	}
}
