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.BufferedReader;
import java.io.IOException;
import java.io.StringReader;
import java.util.HashSet;
import java.util.Set;


public class Dancing {

	
	public static void main(String [] args) throws NumberFormatException, IOException
	{
		BufferedReader in = new BufferedReader(new StringReader(args[0]));
		int rows = Integer.parseInt(in.readLine());
		for ( int i = 1; i <= rows; i++)
		{
			String line = in.readLine();
			String[] vals = line.split(" ");
			int googlers = Integer.parseInt(vals[0]);
			int surprising = Integer.parseInt(vals[1]);
			int score = Integer.parseInt(vals[2]);
			int [] googlerScores = new int[googlers];
			
			for ( int j = 0; j < googlerScores.length; j++)
			{
				googlerScores[j]=Integer.parseInt(vals[3+j]);
			}
			
			//System.out.println("Surprising: " + surprising);
			int maxCount = 0;
			
			int normalCount = 0;
			int suprisingCount = 0;
			Set<Integer> normals = new HashSet<Integer>();
			for ( int k = 0; k < googlers; k++ )
			{
				if ( getBestRegularScore(googlerScores[k])>=score )
				{
					normalCount++;
					normals.add(k);
				}				
			}
			
			for ( int k = 0; k < googlers; k++ )
			{
				if ( !normals.contains(k) 
						&& getBestSurprisingScore(googlerScores[k])>=score )
				{
					suprisingCount++;
				}				
				if ( suprisingCount == surprising )
				{
					break;
				}
			}
			
//			for ( int j = 0; j < Math.pow(2, googlers); j++)
//			{
//				if ( instanceCount(j) == surprising )
//				{
//					//System.out.println("Case: " + Integer.toBinaryString(j));
//					int count = 0;
//					for ( int k = 0; k < googlers; k++ )
//					{
//						int pow = (int) Math.pow(2,k);
//						boolean normal = (pow & j) == 0;
//						//System.out.println(k+": "+ normal);
//						if ( normal && getBestRegularScore(googlerScores[k])>=score )
//						{
//							count++;
//						}
//						else if ( !normal && getBestSurprisingScore(googlerScores[k])>=score )
//						{
//							count++;
//						}
//					}
//					if ( count >= maxCount )
//					{
//						maxCount = count;
//					}
//					
//				}
//			}
			
			System.out.println("Case #"+i+": " + (normalCount+suprisingCount));
		}
	}
	
	public static int instanceCount(int number)
	{
		int count = 0;
		for ( char c : Integer.toString(number, 2).toCharArray() )
		{
			if ( c == '1' )
			{
				count++;
			}
		}
		return count;
	}
	
	public static int getBestRegularScore(int totalScore)
	{
		int bestScore = totalScore/3;
		if ( totalScore%3>0)
		{
			bestScore++;
		}
		return bestScore>10?10:bestScore;
	}
	
	public static int getBestSurprisingScore(int totalScore)
	{
		if ( totalScore == 0 )
		{
			return 0;
		}
		int ret = (totalScore+4)/3; 
		return ret>10?10:ret;
	}
}
