/**
 * 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.*;

public class Main {

	static private int getNonSuprising(int sum) {
		if (sum == 0) return 0;
		return (int) Math.floor((double) (sum+2) /3);
	}
		
	static private int getSuprising(int sum) {
		if (sum == 0) return 0;
		if (sum == 1) return 1;
		return (int) Math.ceil( (double) (sum-1) / 3) + 1;
	}
		
	static private int handleCase(String line) {
		String[] tokens = line.split(" ");
		int[] values = new int[tokens.length];
		
		for (int i=0; i < tokens.length; i++) {
		  values[i] = Integer.parseInt(tokens[i]);	
		}
		
		int n = values[0];
		int s = values[1];
		int p = values[2];
		
		int count = 0;
		for (int j=0;j<n;j++) {
			int sum = values[j+3];
			
			int suprising = getSuprising(sum);
			int nonsuprising = getNonSuprising(sum);
			
			if (nonsuprising >= p)
				count++;
			else if (suprising >= p && s > 0) {
			  s--;
			  count++;
			} 
			
		}
		
		return count;
	}
		
	static public void main(String args[]) {
		
		try{
		  FileWriter fstream = new FileWriter("output.out");
		  BufferedWriter out = new BufferedWriter(fstream);
		  
		try {
		  BufferedReader input =  new BufferedReader(new FileReader(new File(args[0])));
		  try {
			String line = null; 
			
			line = input.readLine();
			int count = Integer.parseInt(line);
			
			for (int i =0; i<count;i++) {
				line = input.readLine();
				int best = handleCase(line);
				
				out.write("Case #" + (i+1) + ": " + best);
				out.newLine();
			}
			
		  }
		  finally {
			input.close();
		  }
		}
		catch (IOException ex){
		  ex.printStackTrace();
		}
		
		out.close();
	  }catch (Exception e){
		System.err.println("Error: " + e.getMessage());
	  } 
	}
}
