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;
	}
}

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package google_code_jam;


import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;

/**
 *
 * @author lenovo
 */
public class B {


    public static void main(String[] args) throws IOException {
        // TODO code application logic here

        BufferedReader br = new BufferedReader(new FileReader("B-small-attempt0.in"));
        PrintWriter pw = new PrintWriter("B.out" );
        StringTokenizer st=new StringTokenizer(br.readLine());
       // System.out.println(st);
        int x = Integer.parseInt(st.nextToken());
        a1:for (int i = 0; i < x; i++) {
           st = new StringTokenizer(br.readLine());
           int n = Integer.parseInt(st.nextToken());// number of players
           int s = Integer.parseInt(st.nextToken());//number of surprising
           int p = Integer.parseInt(st.nextToken());// best degree required
           int count=0;//
           for (int j = 0; j < n; j++) {
               int temp=Integer.parseInt(st.nextToken());
               int rem=temp%3;
               int div=temp/3;
               if(temp==0 && p!=0)continue;
               else if(temp==0 && p==0){
                   count++;
                   continue;
               }
               if(rem==0){
                   if(div>=p){
                       count++;
                       continue;
                   }
                 else if(div+1>=p && s>0){
                      count++;
                      s--;
                      continue;
                }
               }// end of this condition
               else{
                   if(rem==1){
                    if(div+1 >=p)count++;
                   }
         else if(rem==2){
        if(div+1 >= p)count++;
        else if (div+2  >=p && s>0){
            count++;
            s--;
            continue;
        }
          }
               }
            }// End of converting
           pw.append("Case #"+(i+1)+": "+count+"\n");
      }
        pw.close();
    }

}

