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.*;

class GoogleDance{
	
	
	public static int isSurprise(int total, int p)
	{
		int mod = total % 3;
		if(p>total)
		{
			return 2;
		}
		if(mod==0)
		{
			if(p<=total/3)
			{
				return 0;
			}
			else if(p==total/3+1)
			{
				return 1;
			}
		}
		else if(mod==1)
		{
			if(p<=total/3+1)
			{
				return 0;
			}
			
		}
		else if(mod==2)
		{
			if(p<=total/3+1)
			{
				return 0;
				
			}
			else if(p==total/3+2)
			{
				return 1;
			}
		}
		return 2;
	}
	
	public static void main(String[] args) throws IOException
	{
		String filename ="dancers.txt";
		FileReader fr = new FileReader("B-small-attempt0.in");
		BufferedReader br = new BufferedReader(fr);
		FileWriter fstream = new FileWriter("output.txt");
		BufferedWriter out = new BufferedWriter(fstream);
		
		int testcases = Integer.parseInt(br.readLine());
		
		for (int i=1;i<=testcases;i++)
		{
			String line = br.readLine();
			
			int N = Integer.parseInt(line.substring(0, line.indexOf(' ')));
			line = line.substring(line.indexOf(' ')+1);
			int S = Integer.parseInt(line.substring(0, line.indexOf(' ')));
			line = line.substring(line.indexOf(' ')+1);
			
			int p = Integer.parseInt(line.substring(0, line.indexOf(' ')));
			line = line.substring(line.indexOf(' ')+1);
			
			int[] dancers = new int[N];
			for(int k=0;k<N-1;k++)
			{
				int x = Integer.parseInt(line.substring(0, line.indexOf(' ')));
				line = line.substring(line.indexOf(' ')+1);
				dancers[k]=x;
				
			}
			dancers[N-1]=Integer.parseInt(line);
			
			int count = 0;
			for(int l = 0; l<N;l++)
			{
				int check = isSurprise(dancers[l], p);
				if(check==0)
				{
					count++;
				}
				else if(check==1&&S>0)
				{
					count++;
					S--;
				}
				
			}
			
			out.write("Case #"+i+": "+count);
			if(i!=testcases)
			{
				out.write("\n");
			}
		}
		br.close();
		out.close();
	}
}