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.util.Scanner;


public class P2 {
	public static void main(String[] args) { 
		Scanner scan = new Scanner(System.in); 
		int t = Integer.parseInt(scan.nextLine());
		for (int i = 0; i < t; i++) { 
			String[] a = scan.nextLine().split(" ");
			int n = Integer.parseInt(a[0]); 
			int s = Integer.parseInt(a[1]); 
			int p = Integer.parseInt(a[2]);
			int count = 0;
			
			int[] scores = new int[a.length-3];
			for (int j = 0; j < scores.length; j++) { 
				scores[j] = Integer.parseInt(a[j + 3]);
			}
			
			for (int j = 0; j < scores.length; j++) { 
				int result = oneApart(scores[j]);
				if (result >= p) { 
					count += 1;
				} else if (scores[j] != 0 && scores[j] % 3 != 1 && result == p - 1 && s > 0) { 
					count += 1;
					s -= 1;
				}
			}
			System.out.println("Case #" + (i+1) + ": " + count);
		}
	}
	
	public static int oneApart(int a) { 
		if (a % 3 == 0) { 
			return a / 3;
		} else if (a % 3 == 1) { 
			return (a-1)/3 + 1; 
		} else if (a % 3  == 2) { 
			return (a-2)/3 + 1;
		}
		return -1;
	}
}
