/**
 * 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.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;


public class Main {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		//Load file
		ArrayList<String> in = null;
		try {
			in = readFile("input.txt");
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		String result = doit(Integer.parseInt(in.remove(0)), in);

		try {
			writeFile(result, "output.txt");
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public static ArrayList<String> readFile(String filename) throws IOException{

		ArrayList<String> out = new ArrayList<String>();

		// Open the file that is the first 
		// command line parameter
		FileInputStream fstream = new FileInputStream(filename);
		// Get the object of DataInputStream
		DataInputStream in = new DataInputStream(fstream);
		BufferedReader br = new BufferedReader(new InputStreamReader(in));
		String strLine;
		//Read File Line By Line
		while ((strLine = br.readLine()) != null){
			// Print the content on the console
			out.add(strLine);
		}

		//Close the input stream
		in.close();

		return out;
	}

	public static String doit(int c, ArrayList<String> cases){
		// Main logic
		
		StringBuilder out = new StringBuilder();

		for(int i = 0; i < c; i++){
			String s = cases.get(i);
			
			int for_sure = 0;
			int if_surprise = 0;
			
			ArrayList<Integer> sa = new ArrayList<Integer>();
			for(String l : s.split(" ")){
				sa.add(Integer.parseInt(l));
			}
			int N = sa.get(0);
			int S = sa.get(1);
			int P = sa.get(2);
			
			for(int ii = 3; ii <= N+2; ii++){
				int v = sa.get(ii);
				if(Math.ceil((double)v/3) >= P){
					for_sure++;
					continue;
				}
				
				double d = v-2*Math.floor((double)v/3);
				if(d == Math.ceil((double)v/3) && d != 0){
					d++;
				}
				if(d >= P){
					if_surprise++;
				}
			}
			
			out.append("Case #"+(i+1)+": "+(for_sure+Math.min(S, if_surprise)));

			if(i != c-1){
				out.append("\n");
			}
		}

		return out.toString();
	}

	public static void writeFile(String output, String file) throws IOException{
		FileWriter fstream = new FileWriter(file);
		BufferedWriter out = new BufferedWriter(fstream);
		out.write(output);
		out.close();
	}

}
