import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.Scanner;


public class B {
	static int[][] memo;
	static int[] nums;
	static int p;
	public static void main(String[] args)throws IOException
	{
		Scanner br=new Scanner(new File("B-small-attempt0.in"));
		PrintWriter out=new PrintWriter(new File("b.out"));
		int cases=br.nextInt();
		for(int c=1;c<=cases;c++)
		{
			int n=br.nextInt(),s=br.nextInt();
			p=br.nextInt();
			nums=new int[n];
			for(int i=0;i<n;i++)
				nums[i]=br.nextInt();
			memo=new int[n][s+1];
			for(int[] a:memo)
				Arrays.fill(a,-1);
			out.printf("Case #%d: %d\n",c,go(0,s));
		}
		out.close();
	}
	public static int go(int index,int s)
	{
		if(index>=nums.length)
			return 0;
		if(memo[index][s]!=-1)
			return memo[index][s];
		int best=0;
		for(int i=0;i<=10;i++)
		{
			int max=i;
			for(int j=0;j<=10;j++)
			{	
				if(Math.abs(i-j)>2)
					continue;
				max=Math.max(i,j);
				thisone:
				for(int k=0;k<=10;k++)
				{
					int ret=0;
					if(Math.abs(i-k)>2||Math.abs(j-k)>2)
						continue;
					max=Math.max(max,k);
					int count=0;
					if(Math.abs(i-k)==2)
						count++;
					if(Math.abs(i-j)==2)
						count++;
					if(Math.abs(j-k)==2)
						count++;
					if(i+j+k==nums[index])
					{
						boolean surp=(count>=1);
						if(surp&&s>0)
						{
							if(max>=p)
								ret++;
							ret+=go(index+1,s-1);
						}
						else if(!surp)
						{
							if(max>=p)
								ret++;
							ret+=go(index+1,s);
						}
						best=Math.max(best,ret);
					}
					else if(i+j+k>nums[index])
						break thisone;
				}
			}
		}
		return memo[index][s]=best;
	}
}

import java.io.File;
import java.io.IOException;
import java.util.Scanner;


public class QuestionB {

	/**
	 * @param args
	 * @throws IOException 
	 */
	public static void main(String[] args) throws IOException {
		File fileread = new File("B-small-attempt2.in.txt");
		File filewrite = new File(QuestionB.class.getName() + "output4.txt");
		GCIFileReader fr = new GCIFileReader(fileread);
		GCIFileWriter fw = new GCIFileWriter(filewrite);
		GCIResult res = new GCIResult();
		String s = fr.getLine();
		int n = Integer.parseInt(s);
		for (int i=0; i < n ; i++)
		{
			String l = fr.getLine();
			Scanner sc = new Scanner(l);
			int con = sc.nextInt();
			int spe = sc.nextInt();
			int p   = sc.nextInt();
			int countOk = 0;
			int countOKSpe = 0;
			for (int j = 0 ; j < con ; j++)
			{
				int acon = sc.nextInt();
				if (acon >= p) {
					if ((acon / 3.0) >= (p))
					{
						countOk++;
						continue;
					}
					if (Double.compare((acon / 3.0),(Math.abs(p - 0.7))) >= 0)
					{
						countOk++;
						continue;
					}
					if (Double.compare((acon / 3.0),(Math.abs(p - 2 + 0.5 ))) >=0 )
					{
						countOKSpe++;
						continue;
					}
				}
			}	
			int finalOkSpe = countOKSpe > spe ? spe : countOKSpe;
			int tres = countOk + finalOkSpe;
			res.addCase(String.valueOf(tres));
		}
		fw.writeResult(res);
	}

}
