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 java.io.*;
import java.util.*;
public class Dance {

	public static void main(String[] args)
	{
		Scanner scan = null;
		PrintWriter outStream = null;
		try
		{
			scan = new Scanner(new FileInputStream("B-large.in"));
			outStream = new PrintWriter(new FileOutputStream("c_out.txt"));
		}catch (FileNotFoundException e)
		{
			System.out.println("File not found!");
			System.exit(0);
		}
		int lines = scan.nextInt();
		for(int i = 0;i<lines;i++)
		{
			int googler = scan.nextInt();
			int surprise = scan.nextInt();
			int p = scan.nextInt();
			int ans = 0;
			for(int j = 0;j<googler;j++)
			{
				int score = scan.nextInt();
				if((score/3) >= p)
				{
					ans++;
				}
				else if(score >= (3*p-4))
				{
					if((score/3) == (p-1))
					{
						if(p == 1)
						{
							if(score == 0)
								continue;
							else
							{
								ans++;
								continue;
							}
						}
						else if(p == 0)
						{
							ans++;
							continue;
						}
						else if(score >= (3*p-2))
						{
							ans++;
							continue;
						}
						
					}
					if(surprise>0)
					{
						surprise--;
						ans++;
					}
				}
				
			}
			outStream.println("Case #" + (i+1) + ": " + ans);
		
		}
		outStream.close();
}
}
