/**
 * 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();
    }
}

/**
 * 
 */
package asem.core.util;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;
import java.math.BigInteger;

/**
 * @author A.Alathwari
 * 
 * InputReader 
 *
 */
public class InputReader extends BufferedReader {

	/**
	 * @param in
	 */
	public InputReader(Reader in) {
		super(in);
		// TODO Auto-generated constructor stub
	}

	/**
	 * @param in
	 * @param sz
	 */
	public InputReader(Reader in, int sz) {
		super(in, sz);
		// TODO Auto-generated constructor stub
	}

	public InputReader(String fileName) throws java.io.FileNotFoundException {
		// TODO Auto-generated constructor stub
		this(new FileReader(fileName));
	}
	
	public String readLine(boolean skipEmptyLines) throws IOException {

		String str = this.readLine();
		
		if (skipEmptyLines)
			while (str.length() == 0)
				str = this.readLine();
			
		return str; 
	}
	
	private String readIntegral() throws IOException {
		
		int c = this.read();
		
		while (c == ' ' || c == '\n' || c == '\t' || c == '\r')
			c = this.read();
		
		boolean sign = false;
		
		while (c == '-') {
			c = this.read();
			sign = !sign;
		}
		
		StringBuffer buf = new StringBuffer();
		while (Character.isDigit(c)) {
			buf.append((char) c);
			this.mark(1);
			c = this.read();
		}

		this.reset();
		
		return (sign) ? "-" + buf.toString() : buf.toString();
	}
	
	private String readFlat() throws IOException {
		
		int c = this.read();
		
		while (c == ' ' || c == '\n' || c == '\t' || c == '\r')
			c = this.read();
		
		boolean sign = false;
		
		while (c == '-') {
			c = this.read();
			sign = !sign;
		}
		
		StringBuffer buf = new StringBuffer();
		while (Character.isDigit(c) || c == '.') {
			buf.append((char) c);
			this.mark(1);
			c = this.read();
		}
		
		this.reset();
		
		return (sign) ? "-" + buf.toString() : buf.toString();
	}
	
	public int readInt() throws IOException {
		return Integer.parseInt(readIntegral());
	}
	
	public long readLong() throws IOException {
		return Long.parseLong(readIntegral());
	}
	
	public double readDouble() throws IOException {
		return Double.parseDouble(readFlat());
	}
	
	public BigInteger readBigInteger() throws IOException {
		
		try {
			return new BigInteger(readWord());
		} catch (NumberFormatException e) {
			throw new java.util.InputMismatchException();
		}
	}
	
	@SuppressWarnings("deprecation")
	public String readWord() throws IOException {
		
		int c = this.read();
		
		while (Character.isSpace((char)c))
			c = this.read();
		
		StringBuffer res = new StringBuffer();
		do {
			res.appendCodePoint(c);
			c = this.read();
		} while (!Character.isSpace((char)c) && Character.isDefined(c));
		
		return res.toString();
	}
	
	@SuppressWarnings("deprecation")
	public String readString() throws IOException {
		
		int c = this.read();
		
		while (Character.isSpace((char) c))
			c = this.read();
		
		StringBuffer buf = new StringBuffer();
		while (Character.isDefined(c)) {
			buf.append((char) c);
			this.mark(1);
			c = this.read();
		}
		
		this.reset();
		
		return buf.toString();
	}
	
	@SuppressWarnings("deprecation")
	public char readCharacter() throws IOException {
		
		char c = (char) this.read();
		
		while (Character.isSpace(c))
			c = (char) this.read();
		
		return c;
	}
}
