import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}


import java.io.*;
import java.util.*;

public class dancing {
	static String next() {
		if (st == null || !st.hasMoreTokens())
			nextLine();
		return st.nextToken();
	}

	static int nextInt() {
		return Integer.parseInt(next());
	}

	static void nextLine() {
		try {
			st = new StringTokenizer(f.readLine());
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	static StringTokenizer st;
	static PrintWriter out;
	static BufferedReader f;

	public static void main(String[] args) throws IOException {
		String progName = (dancing.class.getCanonicalName()) + "2.out";
		f = new BufferedReader(new InputStreamReader(System.in));
		out = new PrintWriter(System.out);
		 out = new PrintWriter(new BufferedWriter(new FileWriter(progName)));
		int T = nextInt();
		for (int test = 1; test <= T; test++) {
			int N = nextInt(), S = nextInt(), p = nextInt();
			int a = 3 * p - 4, b = 3 * p - 2;
			if (p == 1)
				a = 1;
			int count = 0;
			for (int i = 0; i < N; i++) {
				int x = nextInt();
				if (x >= b) {
					count++;
				} else if (x >= a && S > 0) {
					S--;
					count++;
				}
			}
			out.printf("Case #%d: %d\n", test, count);
		}
		out.close();
		// System.exit(0);
	}

}