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.*;

/**
 *
 * @author Jhon
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        Scanner cin = new Scanner(System.in);
        int a = cin.nextInt();
        int dancers, surp, p, sum;
        float aa;
        List<Integer> dancerL = new ArrayList<>();
        for (int i = 0; i < a; i++) {
            sum = 0;
            dancerL.clear();
            dancers = Integer.parseInt(cin.next());
            surp = Integer.parseInt(cin.next());
            p = Integer.parseInt(cin.next());
            for (int j = 0; j < dancers; j++) {
                dancerL.add(Integer.parseInt(cin.next()));
            }
            for (Integer ii : dancerL) {
                aa = (float) ii / 3;
                if (p == 0) {
                    sum++;
                } else if((int) (ii / 3)!= 0){
                    if (aa == (int) (ii / 3)) {
                        if (p <= (int) (ii / 3)) {
                            sum++;
                        } else {
                            if (p == ((int) (ii / 3) + 1)) {
                                if (surp > 0) {
                                    surp--;
                                    sum++;
                                }
                            }
                        }
                    } else if (aa >= ((int) ii / 3) + 0.5) {
                        if (p <= (int) (ii / 3)) {
                            sum++;
                        } else {
                            if (p == ((int) (ii / 3) + 1)) {
                                sum++;
                            } else if (p == ((int) (ii / 3) + 2)) {
                                if (surp > 0) {
                                    surp--;
                                    sum++;
                                }
                            }
                        }
                    } else {
                        if (p <= (int) (ii / 3)) {
                            sum++;
                        } else {
                            if (p == ((int) (ii / 3) + 1)) {
                                sum++;

                            }
                        }

                    }
                }

            }
            System.out.println("Case #" + (i + 1) + ": " + sum);

        }




    }
}
