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.DataInputStream;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;

public class Googlers {

	public static void main(String args[]) throws IOException {
		int num = 0;
		int N = 0;
		int number = 1;

		int S = 0;
		int P = 0;
		String[] a = new String[103];

		FileInputStream fstream = new FileInputStream("d:/B-small-attempt2.in");
		// Get the object of DataInputStream
		DataInputStream in = new DataInputStream(fstream);
		BufferedReader br = new BufferedReader(new InputStreamReader(in));

		String readLine;
		readLine = br.readLine();

		num = Integer.valueOf(readLine);
		// System.out.println(num);

		FileWriter fstreamw = new FileWriter("d:/B-small-attempt2.out");
		BufferedWriter out = new BufferedWriter(fstreamw);

		while ((readLine = br.readLine()) != null) {
			int[] b = new int[100];
			a = new String[103];
			int count = 0;
			a = readLine.split(" ");
			N = Integer.valueOf(a[0]);
			S = Integer.valueOf(a[1]);
			P = Integer.valueOf(a[2]);
			for (int i = 0; i < N; i++) {
				b[i] = Integer.valueOf(a[i + 3]);
				// System.out.println(b[i]);
			}
			for (int i = 0; i < N; i++) {
				if(P==0){
					count++;
				}else if((P>0)&&(b[i] - P)>=0){
					
				
				float temp = b[i] - P - P + 1;
				int normal = P - 1;
				int surprise = P - 3;
				if(temp>=normal){
					count++;
				}else if((temp>=surprise)&&(S>0)){
					S--;
					count++;
				}
				}

			}

			out.write("Case #");
			out.write(String.valueOf(number));
			out.write(": ");
			out.write(String.valueOf(count));
			out.write("\r\n");
			number++;

			// System.out.println("count=" + count);
			// System.out.println(-1 / 2.0f);
		}

		out.close();
	}
}
