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.*;

public class Dancing{
   public static void main(String args []){
        try{
            FileInputStream fstream = new FileInputStream("Btest.in");
            DataInputStream in = new DataInputStream(fstream);
            BufferedReader br = new BufferedReader(new InputStreamReader(in));

            FileWriter ostream = new FileWriter("danceOut.txt");
            BufferedWriter out = new BufferedWriter(ostream);

            String str = br.readLine();
            int num = Integer.parseInt(str.replaceAll("\\s",""));

            String [] cases = new String[num];
            String temp;
            int k = 0;

            while((temp = br.readLine()) != null && k < num){
                cases[k] = temp;
                ++k;
            }

            for(int i=1; i<= num; i++){
                String scores = cases[i-1].trim();
                int n = calcScores(scores);
     
                out.write("Case #" + i + ": " + n);
                out.write("\n");
                out.flush();
            }
            out.close();
        }
        catch(Exception e){}
   }
   public static int calcScores(String input){
       String [] nums = input.split(" ");
       int N = Integer.parseInt(nums[0].replaceAll("\\s",""));
       int s = Integer.parseInt(nums[1].replaceAll("\\s",""));
       int p = Integer.parseInt(nums[2].replaceAll("\\s",""));

       int scores[] = new int[N];
       int max = 0;
       int sLeft = s;

       for (int i=0; i< N; i++)
           scores[i] = Integer.parseInt(nums[3+i].replaceAll("\\s",""));

       for(int i=0; i < N; i++){
           int x = scores[i];
           if(findMax(x) >= p)
               ++max;
           else{
               if(sLeft > 0 && findSurprise(x) >= p){
                   ++max;
                   --sLeft;                          
               }
           }
       }
       return max;
   }

   // Three cases: mod 1, mod 2 or mod 0
   public static int findMax(int x){
       if(x % 3 == 0)
           return x/3;
       else
           return (x/3) + 1;
   }

   public static int findSurprise(int x){
       if(x % 3 == 2)
           return (x/3) + 2;
       else if(x != 0)
           return (x/3) + 1;
       else
           return 0;
   }
}
