/**
 * 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.*;
import java.util.ArrayList;


public class inpOutHandler {

	public testCase readInput(String fname, int linesInTestCase){
		testCase allCases;
		ArrayList<String> lineList = new ArrayList<String>();
		BufferedReader rd = null;
			try {
				rd = new BufferedReader(new FileReader(fname));
				while (true) {
					String line = rd.readLine();
					if (line == null) break;
					lineList.add(line);
				}
				rd.close();
			} catch (IOException ex) {
				System.out.println("Can't open that file.");
			} 
			//for(int i=0;i<lineList.size();i++)
				//System.out.println("<" + lineList.get(i) + ">");
			
		int N = Integer.parseInt(lineList.get(0));
			//int N=100;
		allCases = new testCase(N);
		int index=1;
		for(int i=0;i<N;i++){
			String tempS="";
			for(int j=0;j<linesInTestCase;j++){
				if(j==linesInTestCase-1){
				tempS += lineList.get(index++);
				}else{
					tempS += lineList.get(index++) +"\n";
				}
			}
			allCases.addCase(tempS);
		}
		return allCases;
	}
	
	public void createOutput(String fname, String content){
		try{
			  // Create file 
			  FileWriter fstream = new FileWriter(fname);
			  BufferedWriter out = new BufferedWriter(fstream);
			  out.write(content);
			  //Close the output stream
			  out.close();
			  }catch (Exception e){//Catch exception if any
			  System.err.println("Error: " + e.getMessage());
			  }
	}
}
