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.File;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.Scanner;

public class B {

	/**
	 * @param args
	 */
	public static void main(String[] args) throws Exception {
		// TODO Auto-generated method stub

		// bug eliminator

		Scanner in = new Scanner(new File("d:\\b.large.in"));// new Scanner(new
															// File("d:\\b.small.in"));
		// in = new Scanner(new File("d:\\Minimum Scalar Product-big.in"));

		int people, surp, max,cutter, dangers, certainty;
		int[] scores;

		int testCases = in.nextInt();
		in.nextLine();
		for (int cas = 1; cas <= testCases; cas++) {

			int ans = 0;

			people = in.nextInt();
			scores = new int[people];
			surp = in.nextInt();
			max = in.nextInt();
			cutter = max*3;

			for (int i = 0; i < people; i++)
				scores[i] = in.nextInt();

//			in.nextLine();// eat linedelim

			dangers = 0;
			certainty = 0;
			for (int i = 0; i < people; i++) {
				if (scores[i] >= cutter - 2) {
					certainty++;
				} else if (scores [i] >= cutter - 4&&cutter - 4>=0) {
					dangers++;
				}
			}
//			System.out.println("m"+max+"c"+cutter+"c"+certainty+"d"+dangers+"s"+surp);
			ans = certainty;
			ans+= dangers > surp ? surp : dangers;

			System.out.printf("Case #%d: %d\n", cas, ans);
		}

	}

}
