/**
 * 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.util.*;
import java.lang.*;
import java.math.*;
import java.io.*;

import static java.lang.Math.*;
import static java.util.Arrays.*;
import static java.util.Collections.*;

public class B{
	Scanner sc=new Scanner(System.in);

	int INF=1<<28;
	double EPS=1e-9;

	int caze, T;
	int n, s, p;
	int[] ts;

	void run(){
		T=sc.nextInt();
		for(caze=1; caze<=T; caze++){
			n=sc.nextInt();
			s=sc.nextInt();
			p=sc.nextInt();
			ts=new int[n];
			for(int i=0; i<n; i++){
				ts[i]=sc.nextInt();
			}
			solve();
		}
	}

	void solve(){
		int count1=0, count2=0, count3=0;
		for(int i=0; i<n; i++){
			int t=ts[i];
			int max1, max2;
			if(t%3==0){
				max1=t/3;
				if(t>=3){
					max2=t/3+1;
				}else{
					max2=t/3;
				}
			}else if(t%3==1){
				max1=max2=t/3+1;
			}else{
				max1=t/3+1;
				max2=t/3+2;
			}
			max2=min(max2, 10);
			if(max1<p&&max2<p){
				count1++;
			}else if(max1<p&&max2>=p){
				count2++;
			}else{
				count3++;
			}
			// debug(t, max1, max2, p);
		}
		int ans=count3+min(count2, s);
		answer(ans+"");
	}

	void answer(String s){
		println("Case #"+caze+": "+s);
	}

	void println(String s){
		System.out.println(s);
	}

	void print(String s){
		System.out.print(s);
	}

	void debug(Object... os){
		System.err.println(deepToString(os));
	}

	public static void main(String[] args){
		try{
			System.setIn(new FileInputStream("dat/B-small.in"));
			System.setOut(new PrintStream(new FileOutputStream(
					"dat/B-small.out")));
		}catch(Exception e){}
		new B().run();
		System.out.flush();
		System.out.close();
	}
}
