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 gcj2012.qr;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class DancingWithTheGooglers {

	public static int getMax(int s, int p, int[] scores) {
		int numHigh = 0;
		int numPotential = 0;
		int score = 0;
		int best = 0;
		for (int i = 0; i < scores.length; i++) {
			score = scores[i];
			best = (score + 2) / 3;
			if (best >= p) {
				numHigh++;
			} else if ((score > 1) && (score < 29) && (best == p - 1) &&
					(score % 3 != 1)) {
				numPotential++;
			}
		}
		return numHigh + Math.min(numPotential, s);
	}

	public static void main(String[] args) throws NumberFormatException, IOException {
		DancingWithTheGooglers sit = new DancingWithTheGooglers();
		if (args.length < 1 ) {
			System.out.println("File name not given");
			System.exit(1);
		}
		BufferedReader br = new BufferedReader(new FileReader(args[0]));
		int t = Integer.parseInt(br.readLine());
		for (int i = 1; i <= t; i++) {
			String[] test = br.readLine().split(" ");
			int n = Integer.parseInt(test[0]);
			int s = Integer.parseInt(test[1]);
			int p = Integer.parseInt(test[2]);
			int[] scores = new int[n];
			for (int j = 0; j < n; j++) {
				scores[j] = Integer.parseInt(test[3 + j]);
			}
			System.out.printf("Case #%d: %d\n", i, getMax(s, p, scores));
		}
		br.close();
	}

}
