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.*;

public class gcj
    {

    public static void main(String[] args) throws IOException
        {

            String fileName = "B-small-attempt0.in";
            FileReader reader = new FileReader(fileName);
            LineNumberReader lnreader = new LineNumberReader(reader);
            FileWriter writer = new FileWriter("output-B-small.txt");
			PrintWriter out = new PrintWriter(writer);

            String line = "";
            line = lnreader.readLine();
            int no_of_googlers = 0;
            int surprise;
            int min_score;
            int total_score;
            int rem_score;
            int count;
            int kase = 0;
            String[] strings = line.split(" ");
            int no_test_cases = Integer.parseInt(strings[0]);

            while ((line = lnreader.readLine()) != null){
                strings = line.split(" ");
                kase++;
                count = 0;
                no_of_googlers = Integer.parseInt(strings[0]);
                surprise = Integer.parseInt(strings[1]);
                min_score = Integer.parseInt(strings[2]);
                for (int i = 0;i<no_of_googlers;i++){
                    total_score = Integer.parseInt(strings[i+3]);
                    rem_score = total_score - min_score;
                    if ( rem_score > -1){ 
                    if (((min_score*2 - rem_score) < 3) ){
                        count++;
                    } else {
                        if ((min_score*2 - rem_score == 3) || (min_score*2 - rem_score == 4)){
                            if (surprise != 0) {
                                count ++;
                                surprise--;
                            }
                        }
                    }
					}
                }
				out.println("Case #" + (lnreader.
                getLineNumber()-1) + ": " + count);               
            }
            out.close();

        }

    }

