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.BufferedWriter;
import java.io.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.LinkedList;


public class DancingWiththeGooglers 
{
	int maxWiner =0;
	LinkedList<Integer> x = new LinkedList<Integer>();
	ArrayList<Integer> answer = new ArrayList<Integer>();
	
	public DancingWiththeGooglers()
	{
		
	}
	
	public void solve(int[] given)
	{
		int maxNumberOfSur = given[1];
		for(int i=3;i<given.length;i++)
		{
			int min= given[i]/3;
			int rest = given[i] %3;
			if(min>= given[2])
			{
				maxWiner++;
			}
			else if(rest ==1)
			{
				if(min+rest>=given[2])
				{
					maxWiner++;
				}
			}
			else if(rest ==2)
			{
				x.add(min);
			}
		}
		int use = 1;
		if(maxNumberOfSur!=0)
		{
			for(int i=0;i<x.size();i++)
			{	
				if(x.get(i)+2>=given[2] && use<=maxNumberOfSur)
				{
					maxWiner++;
					use++;
				}
			}
		}
		else
		{
			for(int i=0;i<x.size();i++)
			{
				if(x.get(i)+1>=given[2])
				{
					maxWiner++;
				}
			}
		}
		answer.add(maxWiner);
		x=new LinkedList<Integer>();
		maxWiner=0;
	}

	
	public void write()
	{
		try{
	    	  // Create file 
	    	  FileWriter fstream = new FileWriter("out.txt");
	    	  BufferedWriter out = new BufferedWriter(fstream);
	    	  int m=0;
	    	  for(int i=0;i<answer.size();i++)
	    	  {
	    		  m=i;
	    		  out.write("Case #"+(m+1)+": "+answer.get(i));
	    		  if(i!=answer.size()-1)
	    		  out.newLine();
	    	  }
	    		  
	    	  //Close the output stream
	    	  out.close();
	    	  }catch (Exception e){//Catch exception if any
	    	  System.err.println("Error: " + e.getMessage());
	    	  }  
	}
	
	public void answer()
	{
		
		try{
			  // Open the file that is the first 
			  // command line parameter
			  FileInputStream fstream = new FileInputStream("input.txt");
			  // Get the object of DataInputStream
			  DataInputStream in = new DataInputStream(fstream);
			  BufferedReader br = new BufferedReader(new InputStreamReader(in));
			  String strLine = br.readLine();
			  //Read File Line By Line
			  
			  while ((strLine = br.readLine()) != null)   {
			  // Print the content on the console
				  
				 String[] k = strLine.split(" ");
				 int[]u = new int[k.length];
				 for(int i=0;i<k.length;i++)
				 {
					 if(k[i]!=""||k[i]!=" ")
					 u[i]=Integer.parseInt(k[i]);
				 }
				 solve(u);
			  }
			  //Close the input stream
			  in.close();
			    }catch (Exception e){//Catch exception if
			  System.err.println("Error: " + e.getMessage());
			  }
			  write();
	}

    public static void main(String[] args) {
		DancingWiththeGooglers p=new DancingWiththeGooglers();
		p.answer();
		
	}


}
