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.*;

public class template {
	public static void main(String[] args) throws IOException {
		StreamTokenizer in = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in)));
		PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
		//PrintWriter out = new PrintWriter("output.txt");
		
		in.nextToken(); int count = (int)in.nval;
		
		for(int c = 1 ; c <= count ; c++) {
			in.nextToken(); int googlers = (int) in.nval;
			in.nextToken(); int surprisings = (int) in.nval;
			in.nextToken(); int passScore = (int) in.nval;
			
			int pass = 0;
			int passWithSurprising = 0;			

			// loop through scores
			for(int i = 0 ; i < googlers ; i++) {
				in.nextToken(); int score = (int) in.nval;
				
				int division = score / 3;
				int modulo = score % 3;
				
				if (modulo > 0) division++;
				
				if (division >= passScore) {
					pass++;
				} else if (division+1 == passScore && modulo!=1 && score!=0) {
					passWithSurprising++;
				}
			}
			
			out.println("Case #" + c + ": " + (pass + Math.min(passWithSurprising, surprisings)));
		}
		
		out.flush();
		out.close();
	}
}
