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.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;

public class B {


	public static void main (String[] args)
	{


		try {
			//BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
			BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(new File("src/B-large.in"))));
			PrintWriter pw = new PrintWriter(System.out);
			int cases = Integer.parseInt(in.readLine());	
			for (int i = 0; i < cases; i++) {
				int max=0;
				String[] data = in.readLine().split(" ");
				int N = Integer.parseInt(data[0]);
				int S = Integer.parseInt(data[1]);
				int p = Integer.parseInt(data[2]);
				int[] sums = new int[N];
				for (int j = 0; j < N; j++) {
					sums[j] = Integer.parseInt(data[j+3]);
				}
				if(p==0)
				{
					max=N;
				}
				else if (p==1)
				{
					for (int j = 0; j < sums.length; j++) {
						if(sums[j]>0)
							max++;
					}
				}
				else{
				for (int j = 0; j < sums.length; j++) {
					if(sums[j]>=3*p-2)
						max++;
					else if(sums[j]>=3*p-4 && S>0)
					{
						max++;
						S--;
					}
					
				}
				}

				
				System.out.println("Case #"+(i+1)+": "+max);
			}
			pw.flush();
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}
	}
}
