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);
        }
    }
}

package Parser;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;

public class MyWriter {
	Writer out;

	public MyWriter(String fileName) {
		// TODO Auto-generated constructor stub
		try {
			File file = new File(fileName);
			FileOutputStream fos;
			fos = new FileOutputStream(file);
			OutputStreamWriter osw = new OutputStreamWriter(fos);
			out = new BufferedWriter(osw);

		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public void writeString(String text) {
		try {
			out.write(text + '\n');
		} catch (IOException e) {
		}
	}
	
	public void close(){
		try {
			out.close();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}
