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;
	}
}

package R0;

import java.io.*;
import java.util.*;

public class B {

	private static void solve(int TC) {
		int N = ni();
		int S = ni();
		int p = ni();
		int g[] = new int[N];
		for (int i = 0; i < g.length; i++)
			g[i] = ni();

		int ok = 3 * p - 2;
		int pok = ok - 2;
		if ( p == 1 )
			pok = 1;
		int ret = 0;
		for (int i : g) {
			if ( i >= ok ) {
				ret++;
				continue;
			}
			if ( S > 0 && i >= pok ) {
				ret++;
				S--;
			}
		}
		out.println(String.format("Case #%d: %d", TC, ret));
	}
	private static final boolean STDIO = false;
	private static final String TASK = "B";
	private static final String ROUND = "R0";
	private static final String DATA = "sm";
	private static Scanner sc;
	private static PrintStream out;

	public static void main(String[] args) throws FileNotFoundException, IOException {
		Locale.setDefault(Locale.ENGLISH);

		String DATA_IN = String.format("tst/%s/%s.%s.in", ROUND, TASK, DATA);
		String DATA_OUT = String.format("tst/%s/%s.%s.out", ROUND, TASK, DATA);

		String str = null;
		if ( args.length > 0 )
			str = args[0];
		else if ( !STDIO )
			str = DATA_IN;
		sc = new Scanner((str != null) ? new FileInputStream(str) : System.in);

		str = null;
		if ( args.length > 1 )
			str = args[1];
		else if ( !STDIO )
			str = DATA_OUT;

		out = (str != null) ? new PrintStream(str) : System.out;

		int TC = ni();
		for (int i = 1; i <= TC; i++) {
			solve(i);
		}
	}

	private static int ni() {
		return sc.nextInt();
	}
}
