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 problemb;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Arrays;

public class DancingWithTheGooglers {

	public static void main(String[] args) {

		int T = 1;
		String G = "";
		String[] inputs;
		BufferedReader reader;

		reader = new BufferedReader(new InputStreamReader(System.in));

		try {
			T = Integer.parseInt(reader.readLine());
		} catch (Exception e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
		StringBuffer buffer = new StringBuffer();
		for (int X = 1; X <= T; X++) {
			try {
				G = reader.readLine();
				inputs = G.split(" ");
				int N = Integer.parseInt(inputs[0]);
				int S = Integer.parseInt(inputs[1]);
				int p = Integer.parseInt(inputs[2]);
				int[] t;
				if (inputs.length - 3 > N) {
					t = new int[N];
				} else {
					t = new int[inputs.length - 3];
				}
				for (int i = 0; i < t.length; i++) {
					t[i] = Integer.parseInt(inputs[i + 3]);
				}
				int surprizing = 0;
				Arrays.sort(t);
				int result = 0;
				for (int j = t.length - 1; j >= 0; j--) {
					if(p==0){
						result = t.length;
						break;
					}
					int dev = t[j] / 3;
					int mod = t[j] % 3;
					if (dev >= p) {
						result++;
						continue;
					}
					if (mod == 1 && dev + 1 >= p) {
						result++;
						continue;
					}
					if (mod == 2 && dev + 1 >= p) {
						result++;
						continue;
					}
					if (mod == 2 && dev + 2 >= p && surprizing < S) {
						surprizing++;
						result++;
						continue;
					}
					if (mod == 0 && dev > 0 && dev + 1 >= p && surprizing < S) {
						surprizing++;
						result++;
						continue;
					}
				}

				buffer.append("Case #").append(X).append(": ").append(result)
						.append("\r\n");
			} catch (Exception e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		System.out.println(buffer.toString());
	}

}
