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.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;



public class DancingWithTheGooglers {

	public static void main(String[] args) throws IOException 
	{
		BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream("B-small-attempt3.in")));
		//BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
		BufferedWriter out = new BufferedWriter(new FileWriter("DancingWithTheGooglers.txt"));
		int cases = Integer.parseInt(reader.readLine());

		for(int i=1; i <= cases; i++)
		{

			String line = reader.readLine();
			//out.write(line+"\n");
			String[] l = line.split(" ");
			int n = Integer.parseInt(l[0]);
			int s = Integer.parseInt(l[1]);
			int p = Integer.parseInt(l[2]);
			int[] t = new int[n];

			for(int j = 0; j < n; j++) t[j] = Integer.parseInt(l[j+3]);
			Arrays.sort(t);
			//out.write(Arrays.toString(t)+"\n");
			int count = 0;
			for(int j = n-1; j >=0 ; j--) 
				if(p==0) count++;
				else if(p==1)
				{
					if(t[j] >= 1) count++;
					else break;
				}else
				{
					if(t[j] >= p*3-2)
						count++;
					else if (t[j] >= p*3-4 && s>0) {
						s--;
						count++;	
					}
					else break;
				}


			//out.write((p*3-2) + " " + (p*3-4) + "\n");
			System.out.print("Case #" + i+ ": " + count+"\n");
			out.write("Case #" + i+ ": " + count+"\n");
		}
		out.close();

	}
}