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 Googlers;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;

public class googlers {

    static void print(int nbCases, int N, int S, int P, int[] T) {
	System.out.print(N + " ");
	System.out.print(S + " ");
	System.out.print(P);
	for (int j = 0; j < N; j++)
	{
	    System.out.print(" " + T[j]);
	}
	System.out.println();
    }

    static int maxWinners(int N, int S, int P, int[] T) {
	int res = 0;
	int used = 0;
	if (P == 0)
	{
	    return N;
	}
	else
	{
	    for (int i = 0; i < N; i++)
	    {
		if (T[i] >= 3 * P - 2)
		{
		    res += 1;
		}
		else if (T[i] >= 3 * P - 4 && used < S && P >= 2)
		{
		    used += 1;
		    res += 1;
		}
	    }
	}
	return res;
    }
    static void run(int N, int S, int P, int[] T, int turn) {
	System.out.println("Case #" + turn + ": " + maxWinners(N, S, P, T));
    }

    /**
     * @param args
     * @throws FileNotFoundException
     */
    public static void main(String[] args) throws FileNotFoundException {
	Scanner f = new Scanner(
	        new File(
	                "C:\\Users\\Jean-Baptiste\\Desktop\\Info2A\\GoogleJam\\src\\Googlers.in"));
	int nbCases = f.nextInt();
	int[] T = { 0 };
	int N = 1;
	int S = 1;
	int P = 1;

	for (int i = 0; i < nbCases; i++)
	{
	    N = f.nextInt();
	    S = f.nextInt();
	    P = f.nextInt();
	    T = new int[N];
	    for (int j = 0; j < N; j++)
	    {
		T[j] = f.nextInt();
	    }
	    run(N, S, P, T, i + 1);
	}

	f.close();
    }

}
