/**
 * 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.IOException;
import java.io.InputStream;

public class Input {

	static final int BUFFER_SIZE = 65535;
	static final int STRING_SIZE = 1024;

	InputStream in;
	byte[] buffer;
	byte[] strBuffer;
	int pos;

	public Input(InputStream in) {
		this.in = in;
		this.buffer = new byte[BUFFER_SIZE];
		this.strBuffer = new byte[STRING_SIZE];
		this.pos = BUFFER_SIZE;
	}

	void skipWhitespace() throws IOException {
		byte b;
		do {
			b = readByte();
		} while (b <= ' ');
		--pos;
	}

	public byte readByte() throws IOException {
		if (pos == BUFFER_SIZE) {
			in.read(buffer);
			pos = 0;
		}
		return buffer[pos++];
	}

	public int readInt() throws IOException {
		skipWhitespace();
		int number = 0;
		int digit = readByte();
		int sign = 1;
		if (digit == '-') {
			sign = -1;
		} else {
			number = digit - '0';
		}

		digit = readByte();
		while (digit >= '0') {
			number *= 10;
			number += digit - '0';
			digit = readByte();
		}

		return sign * number;
	}

	public long readLong() throws IOException {
		skipWhitespace();
		long number = 0;
		int digit = readByte();
		int sign = 1;
		if (digit == '-') {
			sign = -1;
		} else {
			number = digit - '0';
		}

		digit = readByte();
		while (digit >= '0') {
			number *= 10;
			number += digit - '0';
			digit = readByte();
		}

		return sign * number;
	}
	
	public double readDouble() throws IOException {
		skipWhitespace();
		double number = 0;
		int digit = readByte();
		double sign = 1;
		if (digit == '-') {
			sign = -1;
		} else {
			number = digit - '0';
		}

		digit = readByte();
		while (digit >= '0') {
			number *= 10;
			number += digit - '0';
			digit = readByte();
		}
		if (digit == '.' || digit == ',') {
			digit = readByte();
			double remainder = 0;
			int depth = 0;
			while (digit >= '0') {
				remainder *= 10;
				remainder += digit - '0';
				depth++;
				digit = readByte();
			}
			if (depth == 1) {
				number += remainder / 10;
			} else {
				number += remainder / (Math.pow(10, depth));
			}

		}
		return sign * number;
	}
	public String readString() throws IOException {
		skipWhitespace();
		int length = 0;
		do {
			strBuffer[length++] = readByte();
		} while (strBuffer[length - 1] > ' ');
		return new String(strBuffer, 0, length - 1);
	}

}
