import java.util.List;


public class Case implements Runnable {

	private int id;
	private String output;

	private int n;
	private int s;
	private int p;
	private List<Integer> g;

	public Case(int id) {
		this.id = id;
	}

	public Case(int id, int n, int s, int p, List<Integer> g) {
		super();
		this.id = id;
		this.n = n;
		this.s = s;
		this.p = p;
		this.g = g;
	}

	public String solve() {
		int res = 0;
		for (int googler : g) {
			int b = googler / 3;
			boolean div = googler % 3 == 0;
			if (b >= p) {
				res++;
				continue;
			}
			if (p == b+1) {
				if (div && s > 0 && b > 0) {
					res++;
					s--;
					continue;
				}
				if (!div) {
					res++;
					continue;
				}
			}
			if (p == b+2) {
				if (3*b+2 == googler && s > 0) {
					res++;
					s--;
				}
			}
		}
		return String.valueOf(res);
	}

	@Override
	public void run() {
		output = solve();
	}

	@Override
	public String toString() {
		return "Case #" + id + ": " + output;
	}

}
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Arrays;

public class B {

	public static void main(String[] args) throws Exception {

		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		int n = Integer.parseInt(in.readLine());
		for (int m = 0; m < n; m++) {
			String[] parts = in.readLine().split(" ");
			int googlers = Integer.parseInt(parts[0]);
			int s = Integer.parseInt(parts[1]);
			int p = Integer.parseInt(parts[2]);

			int[] scores = new int[googlers];
			for (int i = 0; i < googlers; i++) {
				scores[i] = Integer.parseInt(parts[i + 3]);
			}

			Arrays.sort(scores);

			int winners = 0;

			for (int score : scores) {
				int j1 = score / 3 + 1;
				int[] judge = { j1, j1, j1 };
				int sum = j1 * 3;
				for (int i = 0; sum > score; i++) {
					judge[i % 3]--;
					sum--;
				}
				if (judge[2] >= p) {
					winners++;
					continue;
				}
				if (judge[2] == p - 1 && s > 0) {
					if (judge[0] == judge[2] && judge[0] != 0) {
						winners++;
						s--;
						continue;
					}
					if (judge[1] == judge[2] && judge[1] != 0) {
						winners++;
						s--;
						continue;
					}
				}
			}

			System.out.println("Case #" + (m + 1) + ": " + winners);
		}

	}
}