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.util.ArrayList;
import java.util.List;

public class ProblemSample implements Problem {

    private int solution;

    private int googlers;

    private int surprises;

    private int note;

    private List<Integer> sums = new ArrayList<Integer>();

    @Override
    public void solve() {

        int resultat = 0;

        for (int i = 0; i < sums.size(); i++) {

            if (note == 0) {
                // Ils ont tous eu au moins 0...
                resultat = this.googlers;
            } else if (note == 1) {
                // Tous ceux qui ont eu au moins 1 ont eu au moins la note de 1.
                if (sums.get(i) >= 1) {
                    resultat++;
                }
            } else {
                if ((sums.get(i) == 3 * note - 4 || sums.get(i) == 3 * note - 3) && sums.get(i) > note) {
                    // S'ils sont tout juste, ils ont utilisÃ© une surprise.
                    surprises--;
                    // Et on les compte que si il restait des surprises Ã  consommer
                    if (surprises >= 0) {
                        resultat++;
                    }
                }
                if (sums.get(i) >= 3 * note - 2 && sums.get(i) > note) {
                    // Ok sans surprise.
                    resultat++;
                }
            }
        }
        this.setSolution(resultat);
    }

    @Override
    public void print() {
        System.out.println(googlers + " " + surprises + " " + note + " " + sums.toString());
    }

    @Override
    public Object getSolution() {
        return solution;
    }

    public void setSolution(int solution) {
        this.solution = solution;
    }

    public int getGooglers() {
        return googlers;
    }

    public int getSurprises() {
        return surprises;
    }

    public int getNote() {
        return note;
    }

    public List<Integer> getSums() {
        return sums;
    }

    public void setGooglers(int googlers) {
        this.googlers = googlers;
    }

    public void setSurprises(int surprises) {
        this.surprises = surprises;
    }

    public void setNote(int note) {
        this.note = note;
    }

    public void setSums(List<Integer> sums) {
        this.sums = sums;
    }

}