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.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;

/**
 * 
 */

/**
 * @author kishor
 * 
 */
public class Dance {

	/**
	 * @param args
	 */
	public static void main(String[] args) throws Exception {
		File f = new File("/tmp/dance.txt");
		BufferedReader bReader = new BufferedReader(new InputStreamReader(
				new FileInputStream(f)));
		int lines = Integer.parseInt(bReader.readLine());
		String strLine = null;
		int n, s, p;
		int score[];
		String tokens[];
		for (int i = 0; i < lines; i++) {
			strLine = bReader.readLine();
			tokens = strLine.split(" ");
			n = Integer.parseInt(tokens[0]);
			s = Integer.parseInt(tokens[1]);
			p = Integer.parseInt(tokens[2]);
			score = new int[n];
			for (int j = 3; j < n + 3; j++) {
				score[j - 3] = Integer.parseInt(tokens[j]);
			}
			System.out.println("Case #" + (i + 1) + ": "
					+ getMaxDancers(s, p, score));
		}
	}

	protected static int getMaxDancers(int s, int p, int scores[]) {
		int retValue = 0;
		int rem;
		int a, b;
		int d1, d2, d3;
		for (int score : scores) {
			if (p * 3 <= score) {
				retValue++;
				continue;
			}
			if (score < p)
				continue;
			rem = score - p;
			a = (int) rem / 2;
			b = score - p - a;
			if (b < 0)
				continue;
			d1 = a > b ? a - b : b - a;
			d2 = a > p ? a - p : p - a;
			d3 = b > p ? b - p : p - b;
			if(d1 >= 3 || d2 >= 3 || d3 >= 3)
				continue;
			if(d1 == 2 || d2 == 2 || d3 == 2) {
				if(s > 0) {
					s--;
					retValue++;
					continue;
				} else {
					continue;
				}
			}
			retValue ++;
		}
		return retValue;
	}
}
