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);
        }
    }
}

import java.util.Scanner;


public class B {

	void run() {
		Scanner in = new Scanner(System.in);
		int T = in.nextInt();
		for (int t=1; t<=T; t++) {
			int N = in.nextInt();
			int S = in.nextInt();
			int p = in.nextInt();
			int[][] dp = new int[N+1][N+1];
			for (int i=0; i<N; i++) {
				int pt = in.nextInt();
				int sup, nsup;
				boolean supflg = true;
				if (pt >= 29 || pt <= 1) supflg = false;
				/*if (pt >= p*3) {
					nsup = 3;
				} else if (pt >= p*3-1) {
					nsup = 2;
				} else*/ if (pt >= p*3-2) {
					nsup = 1;
				} else {
					nsup = 0;
				}
				/*if (pt >= p*3+2) {
					sup = 3;
				} else if (pt >= p*3-2) {
					sup = 2;
				} else*/ if (pt >= p*3-4) {
					sup = 1;
				} else {
					sup = 0;
				}
				for (int j=0; j<=i; j++) {
					dp[i+1][j] = Math.max(dp[i+1][j], dp[i][j] + nsup);
					if (supflg)
						dp[i+1][j+1] = Math.max(dp[i+1][j+1], dp[i][j] + sup);
				}
			}
			System.out.println("Case #" + t + ": " + dp[N][S]);
		}
	}

	public static void main(String[] args) {
		B obj = new B();
		obj.run();
	}
}
