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.*;
import java.util.Scanner;
import java.util.Arrays;
import java.lang.StringBuilder;


public class B{
		//STAES3307


	public static void main(String[] args){
		//get the char value of 'a', use that to index into the letters array when replacing characters
		try{
			//BufferedReader reader = new BufferedReader(new FileReader(new File("A-small-attempt0.in")));
			Scanner scan = new Scanner(new File("B-large.in"));
			BufferedWriter writer = new BufferedWriter(new FileWriter(new File("B.out")));
			int lines = scan.nextInt();
			for(int i = 0; i < lines; i++){
				//System.out.println("Case " + i);
				int t = scan.nextInt();
				int s = scan.nextInt();
				int s_used = 0;
				int p = scan.nextInt();
				int[] scores = new int[t];
				int count = 0;
				for(int j = 0; j < t; j++){
					scores[j] = scan.nextInt();
				}
				Arrays.sort(scores);
				for(int j = t-1; j >= 0; j--){
					int score = scores[j];
					int maxPos = (int)Math.ceil(score/3) + 2;
					//System.out.println(score + " " + maxPos);
					// cases...list probably doesn't contain everything...
					// not cleanest approach...obviously
					
					
					if(maxPos - 2 >= p){
						if(3*maxPos == score || ((maxPos - 1 >= 0) && ((2*maxPos + (maxPos - 1)) == score || (maxPos + 2*(maxPos - 1)) == score || 3*(maxPos - 1) == score || ((maxPos - 2 >= 0) && ((2*(maxPos - 1) + (maxPos - 2)) == score || ((maxPos - 1) + 2*(maxPos - 2)) == score || 3*(maxPos -2) == score || (2*(maxPos - 2) + (maxPos - 3)) == score))))) count++;
						else if(s_used < s){
							// score can be "surprising"
							if((maxPos - 2 >= 0) && ((maxPos + (maxPos - 1) + (maxPos - 2)) == score || (maxPos + 2*(maxPos - 2)) == score || ((maxPos - 3 >= 0) && (((maxPos - 1) + 2*(maxPos - 3)) == score || (2*(maxPos - 1) + (maxPos - 3)) == score || ((maxPos - 1) + (maxPos - 2) + (maxPos - 3)) == score)))){
								count++;
								s_used++;
							}
						
						}
					}else if(maxPos - 1 >= p){
						if(3*maxPos == score || ((maxPos - 1 >= 0) && ((2*maxPos + (maxPos - 1)) == score || (maxPos + 2*(maxPos - 1)) == score || 3*(maxPos - 1) == score || ((maxPos - 2 >= 0) && ((2*(maxPos - 1) + (maxPos - 2)) == score || ((maxPos - 1) + 2*(maxPos - 2)) == score))))) count++;
						else if(s_used < s){
							// score can be "surprising"
							if((maxPos - 2 >= 0) && ((maxPos + (maxPos - 1) + (maxPos - 2)) == score || (maxPos + 2*(maxPos - 2)) == score || ((maxPos - 3 >= 0) && (((maxPos - 1) + 2*(maxPos - 3)) == score || (2*(maxPos - 1) + (maxPos - 3)) == score || ((maxPos - 1) + (maxPos - 2) + (maxPos - 3)) == score)))){
								count++;
								s_used++;
							}
						
						}
						/*if(3*maxPos == score || (2*maxPos + (maxPos - 1)) == score || (maxPos + 2*(maxPos - 1)) == score || 3*(maxPos - 1) == score || (2*(maxPos - 1) + (maxPos - 2)) == score || ((maxPos - 1) + 2*(maxPos - 2)) == score) count++;
						else if(s_used < s){
							// score can be "surprising"
							if((maxPos + (maxPos - 1) + (maxPos - 2)) == score || (maxPos + 2*(maxPos - 2)) == score || ((maxPos - 1) + 2*(maxPos - 3)) == score || (2*(maxPos - 1) + (maxPos - 3)) == score || ((maxPos - 1) + (maxPos - 2) + (maxPos - 3)) == score){
								count++;
								s_used++;
							}
						
						}*/
					}else if(maxPos >= p){
						if(3*maxPos == score || ((maxPos - 1 >= 0) && ((2*maxPos + (maxPos - 1)) == score || (maxPos + 2*(maxPos - 1)) == score))) count++;
						else if(s_used < s){
							// score can be "surprising"
							if((maxPos - 2 >= 0) && ((maxPos + (maxPos - 1) + (maxPos - 2)) == score || (maxPos + 2*(maxPos - 2)) == score)){
								count++;
								s_used++;
							}
						
						}
						/*if(3*maxPos == score || (2*maxPos + (maxPos - 1)) == score || (maxPos + 2*(maxPos - 1)) == score) count++;
						else if(s_used < s){
							// score can be "surprising"
							if((maxPos + (maxPos - 1) + (maxPos - 2)) == score || (maxPos + 2*(maxPos - 2)) == score){
								count++;
								s_used++;
							}
						
						}*/
					}
					
				}
				writer.write("Case #" + (i+1) + ": " + count + "\n");
					
			}
			writer.close();
		}catch(Exception e){e.printStackTrace();}	


	}


}
