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;
	}
}

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.PrintWriter;


public class ProblemaB {

	/**
	 * @param args
	 */
	public static void main(String[] args)throws Exception {
		int couldHaveBeenQuantity = 0;
		int couldHaveBeenSurprinsinglyQuantity = 0;
		PrintWriter pw = new PrintWriter ("C:\\Users\\Rodrigo\\Downloads\\B-small-attempt0.out");
		BufferedReader reader = new BufferedReader(new FileReader (new File ("C:\\Users\\Rodrigo\\Downloads\\B-small-attempt0.in")));
		int cases = Integer.parseInt(reader.readLine());
		for (int i = 1; i <= cases; i++){
			couldHaveBeenQuantity = 0;
			couldHaveBeenSurprinsinglyQuantity = 0;
			String linha = reader.readLine();
			String []  tokens = linha.split(" ");
			int N = Integer.parseInt(tokens[0]);
			int S = Integer.parseInt (tokens[1]);
			int p = Integer.parseInt (tokens[2]);
			for (int j = 3; j < tokens.length; j++){
				
				int total = Integer.parseInt(tokens[j]);
				if (couldHaveBeenNormally(total, p)){
					couldHaveBeenQuantity++;
				}
				else if (couldHavebeenSurprisingly(total, p)){
					couldHaveBeenSurprinsinglyQuantity++;
				}
			}
			int allThatCould = couldHaveBeenQuantity + (couldHaveBeenSurprinsinglyQuantity <= S ? couldHaveBeenSurprinsinglyQuantity : S);
			System.out.println("Case #" + i + ": " + allThatCould);
			pw.println("Case #" + i + ": " + allThatCould);
		}
		pw.close();

	}
	static boolean couldHaveBeenNormally (int total, int p){
		//if (total < p)
			//return false;
		//if (total == p)
			//return false;
		switch (p){
			case 10:
				if (total >= 28)
					return true;
				return false;
				
			case 9:
				if (total >= 25)
					return true;
				return false;
			case 8:
				if (total >= 22)
					return true;
				return false;
			case 7:
				if (total >= 19)
					return true;
				return false;
			case 6:
				if (total >= 16)
					return true;
				return false;
			case 5:
				if (total >= 13)
					return true;
				return false;
			case 4:
				if (total >= 10)
					return true;
				return false;
			case 3:
				if (total >= 7)
					return true;
				return false;
			case 2:
				if (total >= 4)
					return true;
				return false;
			case 1:
				if (total >= 1)
					return true;
				return false;
			default:
				return true;				
		}
		
	}
	static boolean couldHavebeenSurprisingly (int total, int p){
		//if (total < p)
			//return false;
		//if (total == p)
			//return false;
		switch (p){
			case 10:
				if (total >= 26)
					return true;
				return false;
			case 9:
				if (total >= 23)
					return true;
				return false;
			case 8:
				if (total >= 20)
					return true;
				return false;
			case 7:
				if (total >= 17)
					return true;
				return false;
			case 6:
				if (total >= 14)
					return true;
				return false;
			case 5:
				if (total >= 11)
					return true;
				return false;
			case 4:
				if (total >= 8)
					return true;
				return false;
			case 3:
				if (total >= 5)
					return true;
				return false;
			case 2:
				if (total >=2)
					return true;
				return false;
			case 1:
				if (total >= 1)
					return true;
				return false;
			default:
				return true;
			
				
		}
	}
}
