/**
 * 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();
    }
}


public class Googler implements Comparable<Googler> {
	int score1;
	int score2;
	int score3;
	int total;
	int id;
	int modulus;
	int added;
	
	public Googler(int id,int totalArg){
		this.id = id;
		total = totalArg;
		score1=score2=score3=total/3;
		modulus = total%3;
		if(modulus>0){
			score1++;
			modulus--;
		}
		if(modulus>0){
			score2++;
			modulus--;
		}
		added =0;
	}
	
	public boolean passes(int base){
		if(score1 >= base || score2 >= base || score3 >= base)
			return true;
		return false;
	}

	public void modify(){
		if(total>1 ){
			if(score1 == score2){
				score1++;
				score2--;
				added=1;
			}
		}
	}
	@Override
	public int compareTo(Googler arg0) {
		if(this.score1<arg0.score1){
			return 1;
		}else if(this.score1==arg0.score1){
			return 0;
		}else
			return -1;
	}
	
	public String toString(){
		return "id "+id +" scores " +score1 + " "+ score2 + " " + score3 +" total "+total+"\n"; 
		
	}
	
	public boolean checkState(){
		if(score1-score2>2){
			return false;
		}
		
		if(score1-score3>2){
			return false;
			
		}
		if(score2-score3>2){
			return false;
		}
		return true;
	}
}
