import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;

public class CodeJam {

//	public static final String INPUT_FILE_PATH = "D://CodeJamInput.txt";
	public static final String INPUT_FILE_PATH = "D://B-large.in";
	public static final String OUTPUT_FILE_PATH = "D://CodeJamOutput.txt";

	public static List<String> readInput() {
		List<String> list = new ArrayList<String>();
		try {
			BufferedReader input = new BufferedReader(new FileReader(
					INPUT_FILE_PATH));
			try {
				String line = null;

				while ((line = input.readLine()) != null) {
					list.add(line);
				}
			} finally {
				input.close();
			}
		} catch (IOException ex) {
			ex.printStackTrace();
		}
		
		return list;
	}

	public static void writeOutput(List<String> output) {
		PrintWriter writer = null;
		try {
			writer = new PrintWriter(new FileWriter(OUTPUT_FILE_PATH));
			for (String line : output) {
				writer.println(line);
			}
			writer.flush();
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			if (writer != null)
				writer.close();
		}
	}
	
	public static void main(String[] args) {
		List<DanceFloor> danceFloors = DanceFloor.parseFromFile(CodeJam.readInput());
		List<String> output = new ArrayList<String>();

		for(int i = 0; i < danceFloors.size(); i++) {
			System.out.println(danceFloors.get(i));
			String line = "";
			line += "Case #" + (i + 1) + ": " + danceFloors.get(i).calculate();
			output.add(line);
		}
		
		CodeJam.writeOutput(output);
	}
}

class DanceFloor {

	private List<Integer> tripletsTotalCounts;
	private int surpriseCount;
	private int targetScore;
	private int dancersCount;

	public DanceFloor(List<Integer> tripletsTotalCounts, int surpriseCount,
			int targetScore, int dancersCount) {
		this.tripletsTotalCounts = tripletsTotalCounts;
		this.surpriseCount = surpriseCount;
		this.targetScore = targetScore;
		this.dancersCount = dancersCount;
	}

	public int calculate() {
		int result = 0;
		
		if (targetScore == 0) return dancersCount;
		
		for (int i = 0; i < tripletsTotalCounts.size(); i++) {
			int total = tripletsTotalCounts.get(i);

			if (total < (targetScore * 3 - 4)) {
				tripletsTotalCounts.remove(i--);
			} else if (total == 0) {
				tripletsTotalCounts.remove(i--);
			}
		}
		
		for (int i = 0; i < tripletsTotalCounts.size(); i++) {
			int total = tripletsTotalCounts.get(i);

			if ((surpriseCount > 0) && (total == targetScore * 3 - 4)) {
				result++;
				surpriseCount--;
				tripletsTotalCounts.remove(i--);
			} else if ((surpriseCount == 0) && (total == targetScore * 3 - 4)) {
				tripletsTotalCounts.remove(i--);
			}
		}
		
		for (int i = 0; i < tripletsTotalCounts.size(); i++) {
			int total = tripletsTotalCounts.get(i);

			if ((surpriseCount > 0) && (total == targetScore * 3 - 3)) {
				result++;
				surpriseCount--;
				tripletsTotalCounts.remove(i--);
			} else if ((surpriseCount == 0) && (total == targetScore * 3 - 3)) {
				tripletsTotalCounts.remove(i--);
			}
		}
		
		result += tripletsTotalCounts.size();
		
		return result;
	}

	public static List<DanceFloor> parseFromFile(List<String> readInput) {
		List<DanceFloor> result = new ArrayList<DanceFloor>();
		int testCaseCount = Integer.parseInt(readInput.get(0));

		for (int i = 0; i < testCaseCount; i++) {
			String line[] = readInput.get(i + 1).split(" ");

			List<Integer> totalCounts = new ArrayList<Integer>();
			for (int j = 0; j < Integer.parseInt(line[0]); j++) {
				totalCounts.add(Integer.parseInt(line[3 + j]));
			}

			result.add(new DanceFloor(totalCounts, Integer.parseInt(line[1]),
					Integer.parseInt(line[2]), Integer.parseInt(line[0])));
		}

		return result;
	}

	@Override
	public String toString() {
		return "dancersCount = " + dancersCount + "; surpriseCount = " + surpriseCount 
								 + "; targetScore = " + targetScore + "; tripletsTotalCounts" 
								 + tripletsTotalCounts.toString();
	}
}


import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;

public class Googlers {

	public static void main(String[] args) throws FileNotFoundException {
		new Googlers().doProcessing(new File("D:\\codejam\\B\\small.txt"));
	}

	public void doProcessing(File inputFile) throws FileNotFoundException {
		Scanner scanner = new Scanner(inputFile).useDelimiter("\n");
		if (scanner != null) {
			int totalCases = Integer.parseInt(scanner.next().trim());
			int k = 1 ;
			if (totalCases > 0) {
				while (scanner.hasNext()) {
					String[] rowValues = scanner.next().trim().split(" ");

					int totalGooglers = Integer.parseInt(rowValues[0]);
					// System.out.println("Total Googlers : " + totalGooglers);
					int totalSuprisingCases = Integer.parseInt(rowValues[1]);
					// System.out.println("Total Surprising Cases : " +
					// totalSuprisingCases);

					int averageScore = Integer.parseInt(rowValues[2]);
					// System.out.println("Total Success Cases : " +
					// averageScore);
					// System.out.println("Total Length : " + rowValues.length);

					int[] totalMarks = new int[totalGooglers];
					int j = 0;
					for (int i = 3; i < rowValues.length; i++) {
						totalMarks[j] = Integer.parseInt(rowValues[i].trim());
						// System.out.println("Value Put : " + totalMarks[j]);
						j++;
					}
					int successCase = getSuccessCase(totalGooglers,
							averageScore, totalSuprisingCases, totalMarks);
					System.out.println("Case #" + k++ + ": " + successCase);
				}

			}
		}
		scanner.close();
	}

	public boolean doNormalCase(int totalScore, int averageScore) {
		boolean success = false;
		int X3value = averageScore * 3;
		if (totalScore >= X3value) {
			success = true;
		} else if ((totalScore >= X3value - 1) || (totalScore >= X3value + 1)) {
			success = true;
		} else if ((totalScore >= X3value - 2) || (totalScore >= X3value + 2)) {
			success = true;
		} else {
			success = false;
		}
		return success;
	}

	public boolean doSurprisingCase(int totalScore, int averageScore) {
		boolean success = false;
		int X3value = averageScore * 3;
		// System.out.println("Total Score : " + totalScore);
		// System.out.println("Average Score : " + X3value);
		if (((totalScore >= X3value - 3) || (totalScore >= X3value + 3))
				&& totalScore > averageScore) {
			success = true;
		} else if (((totalScore >= X3value - 4) || (totalScore >= X3value + 4))
				&& totalScore > averageScore) {
			success = true;
		} else {
			success = false;
		}
		return success;
	}

	public int getSuccessCase(int totalCses, int averageScore,
			int surprisingCase, int[] caseValues) {
		int totalSuccess = 0;
		for (int i = 0; i < totalCses; i++) {
			// System.out.println("----------------------Value Put : " +
			// totalCses);
			boolean normalCaseSuccess = doNormalCase(caseValues[i],
					averageScore);
			if (!normalCaseSuccess) {
				if (surprisingCase > 0) {
					boolean surprisingCaseSuccess = doSurprisingCase(
							caseValues[i], averageScore);
					if (surprisingCaseSuccess) {
						// System.out.println("Surprising Success..." +
						// caseValues[i]);
						totalSuccess++;
						surprisingCase--;
					}
				}
			} else {
				totalSuccess++;
			}
		}
		return totalSuccess;
	}

}
