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

public class B {
	
	private static int googlers(String s) {
		StringTokenizer st = new StringTokenizer(s);
		final int N = Integer.parseInt(st.nextToken());
		int S = Integer.parseInt(st.nextToken());
		int p = Integer.parseInt(st.nextToken());
		int score[] = new int[N];
		int r = 0;
		for(int i = 0; i < N; i++) {
			int z = score[i] = Integer.parseInt(st.nextToken());
			int a = z / 3;
			int bn, bs;
			switch(z % 3) {
				case 0:
					bn = a;
					bs = a == 0 ? a : a + 1;
					break;
				case 1:
					bn = a + 1;
					bs = a + 1;
					break;
				//case 2:
				default:
					bn = a + 1;
					bs = a + 2;
					break;
			}
			if(bn >= p)
				r++;
			else if(bs >= p && S > 0) {
				r++;
				S--;
			}
		}
		return r;
	}
	
	public static void main(String args[]) throws Exception {
		//String fileName = "B.in";
		//String fileName = "B-small-attempt0.in";
		String fileName = "B-large.in";
		BufferedReader in = new BufferedReader(new FileReader(fileName));
		PrintStream out = new PrintStream(fileName.substring(0, fileName.lastIndexOf('.')) + ".out");
		int T = Integer.parseInt(in.readLine());
		for(int i = 1; i <= T; i++) {
			out.print("Case #" + i + ": ");
			String s = in.readLine();
			out.println(googlers(s));
		}
		out.close();
		in.close();
	}
}