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 static java.util.Arrays.deepToString;

import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Scanner;

public class QB {

	public static void main(String[] args) throws Exception 
	{
		new QB().run();
		
	}

	void run() throws Exception 
	{
		//Scanner sc = new Scanner(System.in);
		//PrintWriter pw = new PrintWriter(System.out);
		
		Scanner sc = new Scanner(new FileReader("B-small-attempt1.in"));
		
		FileWriter fstream = new FileWriter("out.in");
		BufferedWriter out = new BufferedWriter(fstream);
		
		
		//PrintWriter pw = new PrintWriter(new FileWriter("Asmall.out"));
		
		int ntest = Integer.valueOf(sc.nextLine());
		
		for(int test=1;test<=ntest;++test) 
		{
			int playerNum = sc.nextInt();
			int surpNum = sc.nextInt();
			int min = sc.nextInt();
			//debug(playerNum);
			int score = 0;
			int criteria = min*3 - 4;
			
			for(int i=0; i<playerNum; i++)
			{
				int current = sc.nextInt();
				if(current >= min)
				{
					if(current >= criteria + 2)
					{
						score ++;
					} else if(current >= criteria)
					{
						if(surpNum > 0)
						{
							surpNum --;
							score++;
						}
					}
				}
				
			}
			
			//debug(score);
			out.write("Case #" + test + ": ");
			out.write(score + "");
			out.write("\n");
		}
		out.close();
		sc.close();
	
	}
	
	void debug(Object...os) 
	{
		System.err.println(deepToString(os));
	} 
	
	void debugArray(Object[]...os) 
	{
		System.err.println(deepToString(os));
	} 
}
