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.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.PrintStream;
import java.util.Arrays;
import java.util.Scanner;

public class Problem2 {
	public static void main(String[] args) throws FileNotFoundException {

		String inputFile = "B-small-attempt0.in";
		Scanner inputScanner = new Scanner(new FileInputStream("d:\\input\\"
				+ inputFile));
		PrintStream ps = new PrintStream(new FileOutputStream(
				"d:\\output\\pro2.txt"));
		int totalCaseNum = inputScanner.nextInt();
		inputScanner.nextLine();
		// -----------------------------------------------

		// -----------------------------------------------
		for (int caseNum = 1; caseNum <= totalCaseNum; caseNum++) {
			String line = inputScanner.nextLine();
			String prefix = "Case #" + caseNum + ": ";
			StringBuilder output = new StringBuilder(prefix);
			// -----------------------------------------------

			Scanner in = new Scanner(line);
			int N = in.nextInt();
			int S = in.nextInt();
			int P = in.nextInt();
			int[] T = new int[N];

			int count = 0;

			if (0 == P) {
				count = N;
			} else {
				int minScore = Math.max(0, (P - 2)) * 2 + P;
				int maxScore = Math.max(0, (P - 1) * 3);
				for (int i = 0; i < T.length; i++) {
					int ti = in.nextInt();
					if (ti > maxScore) {
						count++;
						continue;
					}
					if (ti < minScore) {
						continue;
					}
					if (S > 0 && 2 <= ti && ti <= 28) {
						count++;
						S--;
					}

				}
			}
			output.append(count);
			// -----------------------------------------------
			System.out.println(output);
			ps.println(output);
		}
	}
}
