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.FileNotFoundException;
import java.io.FileReader;
import java.util.Iterator;
import java.util.Scanner;

public class DancingWithGooglers {

    public static class Scores {
        public final int S;
        public final int p;
        public final int[] t;

        public Scores(int S, int p, int[] t) {
            this.S = S;
            this.p = p;
            this.t = t;
        }
    }

    public static Iterator<Scores> iterator(Readable input) {
        final Scanner scanner = new Scanner(input);

        return new Iterator<Scores>() {
            private int cases = scanner.nextInt();

            @Override
            public boolean hasNext() {
                return cases > 0;
            }

            @Override
            public Scores next() {
                int N = scanner.nextInt();
                int S = scanner.nextInt();
                int p = scanner.nextInt();

                int[] t = new int[N];
                for (int i = 0; i < N; i++) {
                    t[i] = scanner.nextInt();
                }

                cases--;
                return new Scores(S, p, t);
            }

            @Override
            public void remove() {
                throw new AbstractMethodError();
            }
        };
    }

    public static int maxTuples(Scores scores) {
        int tuples = 0;
        int s = scores.S;

        for (int i : scores.t) {
            int[] tuple = tuplesWithMax(i, scores.p);

            if (tuple.length == 3) {
                if (tuple[0] - tuple[2] == 2 && s > 0) {
                    tuples++;
                    s--;
                } else if (tuple[0] - tuple[2] <= 1) {
                    tuples++;
                }
            }
        }

        return tuples;
    }

    public static int[][] tuples(int total) {
        if (total == 0) {
            return new int[][]{{0, 0, 0}};
        }

        if (total == 30) {
            return new int[][]{{10, 10, 10}};
        }

        int max = total / 3;

        if (total % 3 == 0) {
            return new int[][]{{max, max, max}, {max + 1, max, max - 1}};
        }

        if (total % 3 == 1) {
            return new int[][]{{max + 1, max, max}, {max + 1, max + 1, max - 1}};
        }

        if (max < 9) {
            return new int[][]{{max + 1, max + 1, max}, {max + 2, max, max}};
        }

        return new int[][]{{max + 1, max + 1, max}};
    }


    public static int[] tuplesWithMax(int t, int max) {
        for (int[] tuple : tuples(t)) {
            if (tuple[0] >= max)
                return tuple;
        }
        return new int[]{};
    }

    public static void main(String[] args) throws FileNotFoundException {
        FileReader fileReader = new FileReader(args[0]);

        int caseId = 1;
        Iterator<Scores> iterator = iterator(fileReader);

        while (iterator.hasNext()) {
            int result = maxTuples(iterator.next());
            System.out.format("Case #%s: %s\n", caseId, result);
            caseId++;
        }
    }
}
