/**
 * 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.InputStreamReader;
import java.util.StringTokenizer;
class process implements Runnable {
	Thread t;
	int c=0,n=0,s=0,p=0;
	int[] sc;
	int res=0;
	String a="";
	process(int i,int a,int b,int e,int[] d) {
		c=(i+1);
		n=a;
		s=b;
		p=e;
		sc=d;
		t = new Thread(this);
		t.run();
	}

	public void run() {
		float avg=0;
		for(int i=0;i<n;++i)
		{
			avg=(float)sc[i]/3;
			if(avg==0 && p!=0)
			{
				sc[i]=99;
			}
			if((p-avg)>=1.5)
			{
				sc[i]=99;
			}
			else
			{
				if(avg>=p)
				{
					++res;
					a=a+sc[i]+" ";
					sc[i]=99;
				}
				if( (p-avg)<1 && (p-avg)>0 ) 
				{
					++res;
					a=a+sc[i]+" ";
					sc[i]=99;
				}
			}
		}
		int i=0;
		while(s>0 && i<n)
		{
			avg=(float)sc[i]/3;
			if( (p-avg)==1)
			{
				++res;
				--s;
				a=a+sc[i]+" ";
				sc[i]=99;
			}
			if( (p-avg)>1 && (p-avg)<1.5 )
			{
				++res;
				--s;
				a=a+sc[i]+" ";
				sc[i]=99;
			}
			++i;
		}
		
	}
	public void print()
	{
		System.out.println("Case #"+c+": "+res);
		//System.out.println(a);
		
	}

}

public class Main {
	public static void main(String[] args) throws Exception {
		StringTokenizer st;
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int t=Integer.parseInt(br.readLine());
		process[] pr=new process[t];
		for(int i=0;i<t;++i)
		{
			st=new StringTokenizer(br.readLine());
			int n=Integer.parseInt(st.nextToken());//number of Googlers
			int s=Integer.parseInt(st.nextToken());//number of surprising triplets of scores
			int p=Integer.parseInt(st.nextToken());//maximum number result of at least p
			int[] sc=new int[n];
			for(int j=0;j<n;++j)
			{
				sc[j]=Integer.parseInt(st.nextToken());
			}
			pr[i]=new process(i,n,s,p,sc);
		}

		for(int i=0;i<t;++i)
		{
			pr[i].t.join();
			pr[i].print();
		}
		
		
	}
}
