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 edu.tamu.dwang089;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.*;

public class Dancing {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		// TODO Auto-generated method stub
				String string = "";
			
				 try {
				      //use buffering, reading one line at a time
				      //FileReader always assumes default encoding is OK!
				      BufferedReader input =  new BufferedReader(new FileReader("input.in"));
				      try {
				        String line = null; //not declared within while loop
				        int num = 0;
				        
				        /*
				        * readLine is a bit quirky :
				        * it returns the content of a line MINUS the newline.
				        * it returns null only for the END of the stream.
				        * it returns an empty String if two newlines appear in a row.
				        */
				        line = input.readLine();
				        while (( line = input.readLine()) != null) {
				        	//System.out.println(line);
				        	int result = 0;
				        	String[] strings = line.split(" ");
				        	int count = Integer.parseInt(strings[0]);
				        	int surprise = Integer.parseInt(strings[1]);
				        	int score = Integer.parseInt(strings[2]);
				        	
				        	List<Integer> scores = new ArrayList<>();
				        	for (int i = 3; i < strings.length; i++) {
				        		int value = Integer.parseInt(strings[i]);
				        		scores.add(value);
				        		//System.out.println(value);
				        	}
				        	
				        	for (int i = 0; i < scores.size(); i++) {
				        		int value = scores.get(i);
				        		//System.out.println(value);
				        		if (((value + 2) >= (3 * score)) && (value >= score))
				        			result++;
				        		else if (((value + 4) >= (3 * score)) && (surprise > 0) && (value >= score)) {
				        			result++;
				        			surprise--;
				        		}
				        		
				        	}
				        	
				        	num++;
				        	System.out.print("Case #" + num + ": " + result);
				        	System.out.println();
				        }
				        
				      }
				      finally {
				        input.close();
				      }
				    }
				    catch (IOException ex){
				      ex.printStackTrace();
				    }
	}

}
