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 static java.lang.Double.parseDouble;
import static java.lang.Integer.parseInt;
import static java.lang.Long.parseLong;
import static java.lang.System.exit;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.util.StringTokenizer;


public class Dancing {

	static BufferedReader in;
	static PrintWriter out;
	static StringTokenizer tok;

	static int nextInt() throws IOException {
		return parseInt(next());
	}

	static long nextLong() throws IOException {
		return parseLong(next());
	}

	static double nextDouble() throws IOException {
		return parseDouble(next());
	}

	static String next() throws IOException {
		while (tok == null || !tok.hasMoreTokens()) {
			tok = new StringTokenizer(in.readLine());
		}
		return tok.nextToken();
	}
	
	static String nextLine() throws IOException {
		return in.readLine();
	}
	
	static char at(String s, int i) {
		return s.charAt(i);
	}

	public static void main(String[] args) {
		try {
			in = new BufferedReader(new InputStreamReader(new FileInputStream("B-small-attempt0.in")));
			out = new PrintWriter(new OutputStreamWriter(new FileOutputStream("B-out")));
//			in = new BufferedReader(new InputStreamReader(System.in));
//			out = new PrintWriter(new OutputStreamWriter(System.out));
			solve();
			in.close();
			out.close();
		} catch (Throwable e) {
			e.printStackTrace();
			exit(1);
		}
	}

	private static void solve() throws IOException {
		int t = nextInt();
		for (int i = 0; i < t; i ++) {
			int id = i+1;
			int n = nextInt();
			int s = nextInt();
			int p = nextInt();
			int[] g = new int[n];
			for (int j = 0; j < n; j ++) {g[j] = nextInt();}
			if (p == 0) {
				out.println("Case #" + id + ": " + n);
				continue;
			}
			if (p == 1) {
				int res = 0;
				for (int j = 0; j < n; j ++) {
					if (g[j] > 0) res ++;
				}
				out.println("Case #" + id + ": " + res);
				continue;
			}
			int low = p * 3 - 4;
			int high = low + 1;
			int sup = 0;
			int qual = 0;
			for (int j = 0; j < n; j ++) {
				if (g[j] == 0) continue;
				if (g[j] < low) continue;
				if (g[j] > high) qual ++;
				else sup ++;
			}
			sup = Math.min(sup, s);
			out.println("Case #" + id + ": " + (sup + qual));
		}
	}
}