/**
 * Created by IntelliJ IDEA.
 * User: Administrator
 * Date: 3/3/12
 * Time: 11:00 AM
 * To change this template use File | Settings | File Templates.
 */

import SRMLib.MathLibrary;
import SRMLib.TestSRMLib;
import com.sun.org.apache.bcel.internal.generic.F2D;

import java.io.*;
import java.util.*;
import java.util.zip.Inflater;

public class SRM {
    public static void main(String[] args) throws IOException {
        //TestSRMLib.run();
        codeJam1.main();

        return;
    }
}
class codeJam1 {
    public static void main() throws IOException {
        String inputPath = "E:\\input.txt";
        String outputPath = "E:\\output.txt";
        BufferedReader input = new BufferedReader(new FileReader(inputPath));
        BufferedWriter output = new BufferedWriter(new FileWriter(outputPath));

        String line;
        line = input.readLine();
        int T = Integer.parseInt(line);
        for (int i = 1; i <= T; ++i) {
            line = input.readLine();
            String[] words = line.split(" ");
            int N = Integer.parseInt(words[0]);
            int S = Integer.parseInt(words[1]);
            int p = Integer.parseInt(words[2]);
            int n = 0;
            int res = 0;

            for (int j = 3; j < words.length; ++j) {
                if (p == 0) {
                    res++;
                    continue;
                }

                int t = Integer.parseInt(words[j]);
                if (p == 1) {
                    if (t > 0)
                        res++;
                    continue;
                }
                if (t >= 3 * p - 2)
                    res++;
                else if (t >= 3 * p - 4)
                    n++;
            }

            res += Math.min(n, S);
            output.write("Case #" + i + ": " + res);
            output.newLine();
        }

        input.close();
        output.close();
    }
}



import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class FileUtil {

	private static final String RESULT_PATH = "/home/ypxu/src/codejam/2012";

	
	public static String[] readFile(String filePath) {
		List<String> content = new ArrayList<String>();
		try {
			BufferedReader bis = new BufferedReader(new FileReader(filePath));
			String current = null;
			while ((current = bis.readLine()) != null && current.length() > 0) {
				content.add(current);
			}
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return content.toArray(new String[content.size()]);
	}

	public static int getNumOfTestCases(String[] content) {
		// for code jam, it's in first line
		assert content != null;
		String numStr = content[0];
		return Integer.parseInt(numStr);
	}

	public static String[] getAllTestCases(String[] content) {
		assert content != null;
		int len = content.length;
		String[] testCases = new String[len - 1];
		for (int i = 0; i < len - 1; i++) {
			testCases[i] = content[i + 1];
		}
		return testCases;
	}

	public static String formatTestResult(int index, String result) {
		assert result != null;
		return String.format("Case #%1$d: %2$s", index + 1, result);
	}

	public static void writeTestResult(String fileName, String[] results) {
		try {
			FileWriter fstream = new FileWriter(fileName);
			BufferedWriter out = new BufferedWriter(fstream);
			for (String result : results) {
				out.write(result + "\n");
			}
			out.close();
		} catch (Exception e) {
			System.err.println("Error: " + e.getMessage());
		}
	}

	public static long toNumber(String in) {
		return Long.valueOf(in);
	}

	public static long toNumber(char ch) {
		return toNumber(Character.toString(ch));
	}

	public static char toChar(String in) {
		char[] chars = in.toCharArray();
		if (chars.length <= 0) {
			return 0;
		}
		return chars[0];
	}

	public static boolean isNumber(String in) {
		try {
			Integer.parseInt(in);
			return true;
		} catch (Exception e) {
			return false;
		}
	}

	public static String join(char[] chars, String delimiter) {
		int len = chars.length;
		String[] strArr = new String[len];

		for (int i = 0; i < len; i++) {
			strArr[i] = Character.toString(chars[i]);
		}
		return join(strArr, delimiter);
	}

	public static String join(String[] strs, String delimiter) {
		int len = strs.length;
		StringBuilder sb = new StringBuilder();
		for (int i = 0; i < len; i++) {
			if (sb.length() > 0) {
				sb.append(delimiter).append(strs[i]);
			} else {
				sb.append(strs[i]);
			}
		}
		return "[" + sb.toString() + "]";
	}

	public static class Timer {
		private static long timestamp = System.currentTimeMillis();

		public static void start() {
			Timer.timestamp = System.currentTimeMillis();
		}

		public static void stop() {
			long current = System.currentTimeMillis();
			long pass = current - timestamp;
			System.out.println("total: " + pass + " ms");
		}
	}

}
