package problem1;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.Arrays;





public class Problem1 {

    public static void main(String[] args) throws FileNotFoundException, IOException{
        try {
             TextIO.readFile("L:\\Coodejam\\Input\\Input.txt");
        }
        catch (IllegalArgumentException e) {
              System.out.println("Can't open file ");
              System.exit(0);
         }
        
        FileOutputStream fout = new FileOutputStream("L:\\Coodejam\\Output\\output.txt");
        PrintStream ps=new PrintStream(fout);
        
        int cases=TextIO.getInt();
        int googlers=0,surprising=0,least=0;
        for(int i=0;i<cases;i++){
            int counter=0;
            googlers=TextIO.getInt();
            surprising=TextIO.getInt();
            least=TextIO.getInt();
            int score[]=new int[googlers];
            for(int j=0;j<googlers;j++){
                score[j]=TextIO.getInt();
                 }
            
            
            
            
            Arrays.sort(score);
            int temp=0;
            int sup[]=new int[surprising];
            
          for(int j=0;j<googlers && surprising>0;j++){
               if(biggestNS(score[j])<least && biggestS(score[j])==least){
                   surprising--;
                   counter++;
                }
               }
           
            for(int j=0;j<googlers;j++){
                if(surprising==0)temp=biggestNS(score[j]);
                    
                else {
                    temp=biggestS(score[j]);
                    surprising--;     
                } 
                   if(temp>=least)counter++;
           
             }
            
             ps.println("Case #"+(i+1)+": "+counter);
        }
    }
    
   static int biggestNS(int x){
       if(x==0)return 0;
       if(x==1)return 1;
       return ((x-1)/3)+1;
   }
   
   static int biggestS(int x){
       if(x==0)return 0;
       if(x==1)return 1;
       return ((x-2)/3)+2;
   }
}
import java.io.*;
import java.util.*;

class JamB
{

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

FileReader fr = new FileReader("B-small-attempt0.in"); 
BufferedReader br = new BufferedReader(fr); 

FileWriter fw= new FileWriter("out.txt");

BufferedWriter bw=new BufferedWriter(fw);
PrintWriter pw= new PrintWriter(bw);

int t=Integer.parseInt(br.readLine());
int n=0,s=0,p=0,ans=0,scount=0;String str="";

for(int i=0;i<t;i++)
{
n=0;s=0;p=0;ans=0;scount=0;
 str=br.readLine();
StringTokenizer st=new StringTokenizer(str);

n=Integer.parseInt(st.nextToken());
s=Integer.parseInt(st.nextToken());
p=Integer.parseInt(st.nextToken());

for(int j=0;j<n;j++)
{
int a=Integer.parseInt(st.nextToken());
if(a!=0)
{
if(a>(p-1)*3)ans++;
else if(a>=(p-1)*3-1&&scount<s){scount++;ans++;}
}
else if(p==0)
ans++;
}


pw.println("Case #"+(i+1)+": "+ans);
}

pw.close();
bw.close();
fw.close();
}
}