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;
    }
}


package codejam;

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

public class DancingWithTheGooglers {
	public static void main(String[] args) throws IOException {
		BufferedReader in = new BufferedReader(new FileReader("in.txt"));
		PrintWriter out = new PrintWriter(new File("out.txt"));
		
		int T = Integer.parseInt(in.readLine());
		for (int t = 1; t <= T; ++t) {
			String[] parts = in.readLine().split("[ ]+");
			int N = Integer.parseInt(parts[0]);
			int S = Integer.parseInt(parts[1]);
			int p = Integer.parseInt(parts[2]);
			int[] scores = new int[N];
			
			for (int i = 0; i < N; ++i)
				scores[i] = Integer.parseInt(parts[3 + i]);
			
			Arrays.sort(scores);
			int cnt = 0;
			for (int i = N - 1; i >= N - S; --i) {
					
						int mod = scores[i] % 3;
						int score = scores[i] / 3;
						if (mod == 1 || mod == 2)
							++score;
						if (scores[i] > 1 && (mod == 0 || mod == 2))
							++score;
						score = Math.min(score, 10);
						if (score >= p)
							++cnt;
						//System.out.println(score);
			}
			
			out.println("Case #" + t + ": " + cnt);
		}
		
		in.close();
		out.close();
		System.exit(0);
	}
}
