import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

package qualifying;

import java.util.*;

public class DancingWithGooglers {

	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		
		final int T = in.nextInt();
		for (int testCase = 1; testCase <= T; ++testCase) {

			// initialize parameters
			int N = in.nextInt();
			int S = in.nextInt();
			int p = in.nextInt();
			
			int[] t = new int[N];
			for (int i = 0; i < N; ++i)
				t[i] = in.nextInt();
			Arrays.sort(t);
			
			// make as many people as possible >= p
			int overCount = 0;
			for (int i = N - 1; i >=0; --i) {
				int disagree = minDisagreement(t[i], p);
				if (disagree > 2) {
					break;
				} else if (disagree == 2 && S == 0) {
					break;
				} else if (disagree == 2) {
					--S;
				}
				++overCount;
			}
			assert (S == 0);
			System.out.printf("Case #%d: %d\n", testCase, overCount);
			
		}
	}
	
	private static int minDisagreement(int total, int minHighScore) {
		if (total >= 3 * minHighScore)
			return 0;
		else if (total < minHighScore)
			return Integer.MAX_VALUE; //i.e. impossible
		else
			return minHighScore - (total - minHighScore)/2;
	}
	
}
