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 qualification;

import java.io.*;
import java.util.Arrays;
import java.util.Scanner;

/**
 * @author Roman Elizarov
 */
public class B {
	public static void main(String[] args) throws IOException {
		new B().go();
	}

	Scanner in;
	PrintWriter out;

	int[] maxS = new int[31];
	int[] maxNS = new int[31];

	private void go() throws IOException  {
		buildMax();
		in = new Scanner(new File("src\\qualification\\b.in"));
		out = new PrintWriter(new File("src\\qualification\\b.out"));
		int t = in.nextInt();
		for (int tn = 1; tn <= t; tn++) {
			out.println("Case #" + tn + ": " + solveCase());
		}
		in.close();
		out.close();
	}

	private void buildMax() {
		Arrays.fill(maxS, -1);
		Arrays.fill(maxNS, -1);
		for (int a = 0; a <= 10; a++)
			for (int b = Math.max(0, a - 2); b <= Math.min(10, a + 2); b++)
				for (int c = Math.max(0, Math.max(a - 2, b - 2)); c <= Math.min(10, Math.min(a + 2, b + 2)); c++) {
					int t = a + b + c;
					int max = Math.max(a, Math.max(b, c));
					if (Math.abs(a - b) == 2 || Math.abs(a - c) == 2 || Math.abs(b - c) == 2)
						maxS[t] = Math.max(maxS[t], max);
					else
						maxNS[t] = Math.max(maxNS[t], max);
				}
	}

	private int solveCase() {
		int n = in.nextInt();
		int s = in.nextInt();
		int p = in.nextInt();
		int[] t = new int[n];
		for (int i = 0; i < n; i++)
			t[i] = in.nextInt();
		int[][] r = new int[n + 1][s + 1];
		Arrays.fill(r[0], -1);
		r[0][0] = 0;
		for (int i = 0; i < n; i++) {
			Arrays.fill(r[i + 1], -1);
			for (int j = 0; j <= s; j++) {
				if (r[i][j] >= 0 && maxNS[t[i]] >= 0)
					r[i + 1][j] = r[i][j] + (maxNS[t[i]] >= p ? 1 : 0);
				if (j > 0 && r[i][j - 1] >= 0 && maxS[t[i]] >= 0)
					r[i + 1][j] = Math.max(r[i + 1][j], r[i][j - 1] + (maxS[t[i]] >= p ? 1 : 0));
			}
		}
		return r[n][s];
	}
}
