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 com.utility;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;

public class FileReader {

	/*
	 * Reads data from a given file
	 */
	public static String readFromFile(String fileName) {
		String DataLine = "";
		try {
			File inFile = new File(fileName);
			BufferedReader br = new BufferedReader(new InputStreamReader(
					new FileInputStream(inFile)));
			DataLine = br.readLine();
			br.close();
		} catch (FileNotFoundException ex) {
			System.out.println("File Not Found");
			return (null);
		} catch (IOException ex) {
			System.out.println(" IO Exception");
			return (null);
		}
		return (DataLine);

	}
	
	/*
	 * Reads data from a given file
	 */
	public static String readOneInputFromFile(
			BufferedReader bufferedReader,
			int numberOfLines) {
		String dataOfLine = "";
		String singleInput = null;
		StringBuffer stringBuffer = new StringBuffer();
		try {
			for (int i = 0; i < (numberOfLines - 1); i++) {
				dataOfLine = bufferedReader.readLine();
				if (dataOfLine != null) {
					stringBuffer.append(dataOfLine);
				}
			}
		} catch (IOException ex) {
			System.out.println(" IO Exception");
			return (null);
		}
		
		if (stringBuffer != null && stringBuffer.equals("")) {
			singleInput = stringBuffer.toString();
		}
		return (singleInput);

	}
	
	
	/*
	 * Reads data from a given file
	 */
	public static BufferedReader getBufferedReader(String fileName) {
		BufferedReader br = null;
		try {
			File inFile = new File(fileName);
			br = new BufferedReader(new InputStreamReader(
					new FileInputStream(inFile)));
		} catch (FileNotFoundException ex) {
			System.out.println("File Not Found");
			return (null);
		} catch (IOException ex) {
			System.out.println(" IO Exception");
			return (null);
		}
		return (br);

	}
	
	/*
	 * Reads data from a given file
	 */
	public static String readOneLine(BufferedReader bufferedReader) {
		String DataLine = "";
		try {
			DataLine = bufferedReader.readLine();
		} catch (IOException ex) {
			System.out.println(" IO Exception");
			return (null);
		}
		return (DataLine);

	}
	
	/*
	 * Reads data from a given file
	 */
	public static String[] getSingleInputAsStrArray(
			BufferedReader bufferedReader,
			int numberOfLines) {
		String dataOfLine = "";
		String[] inputStringArray = null;
		if (bufferedReader != null && numberOfLines > 0) {
			try {
				inputStringArray = new String[numberOfLines];
				for (int i = 0; i < (numberOfLines); i++) {
					dataOfLine = bufferedReader.readLine();
					if (dataOfLine != null) {
						inputStringArray[i] = dataOfLine;
					}
				}
			} catch (IOException ex) {
				System.out.println(" IO Exception");
				return (null);
			}
		}

		return (inputStringArray);
	}
	
	public static String[] extractInputSizeAndConstant(
			BufferedReader bufferedReader) {
		String[] strings = null;
		if (bufferedReader != null) {
			
			String tempString = FileReader.readOneLine(bufferedReader);
			if (tempString != null) {
				strings = tempString.split(Constants.SPACE_REG_EXP.getConstant());
			}
		}
		return strings;
	}

	public static void closeBufferedReader(BufferedReader bufferedReader) {
		if (bufferedReader != null) {
			try {
				bufferedReader.close();
			} catch (IOException e) {
				System.out.println(" IO Exception");
			}
		}
	}
	
	
	
}
