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;
	}
}

/*
 a = y    b = n    c = f    d = i    e = c    f = w    g = l    h = b    i = k    j = u    k = o     l = m     m = x    n = s    o = e
 p = v    q = z    r = p    s = d    t = r    u = j    v = g    w = t    x = h    y = a    z = q
*/
import java.util.*;
public class Dancing  {
    
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        sc.nextLine();
        
        for (int i = 0; i < T; i++)
        {
            int N = sc.nextInt();
            int S = sc.nextInt();
            int p = sc.nextInt();
            
            int AWESOME = p + 2*(p-1);
            int SURP_GOOD = p + 2*(p-2);
            
            System.out.print("Case #" + (i + 1) + ": ");
            
            int goodOnes = 0;
            int[] curr = new int[N];
            for (int j = 0; j < N; j++)
            {
                curr[j] = sc.nextInt();
            }
            Arrays.sort(curr);
            for (int j = N-1; j >= 0; j--)
            {
                if (p == 0)
                    goodOnes++;
                else if (curr[j] >= AWESOME && curr[j] > 0)
                    goodOnes++;
                else if (curr[j] > 0 && S > 0 && curr[j] >= SURP_GOOD)
                {
                    goodOnes++;
                    S--;
                }
            }
            System.out.println(goodOnes);
        }
    }
}