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 Main {

    static final String FILE = "B-small-attempt0";
    static final String INPUT = FILE + ".in";
    static final String OUTPUT = FILE + ".out";
    //
    static final int[] NOT_SURPRISING = {0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10};
    static final int[] SURPRISING = {0, 0, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 0, 0};

    public static void main(String[] args) throws FileNotFoundException, IOException {
        int T, N, S, p, x, y;
        int[] t;

        PrintWriter pw;
        try (BufferedReader br = new BufferedReader(new FileReader(INPUT))) {
            pw = new PrintWriter(OUTPUT);

            T = Integer.parseInt(br.readLine());
            for (x = 1; x <= T; x++) {
                y = 0;

                //
                String temp[] = br.readLine().split(" ");
                N = Integer.parseInt(temp[0]);
                S = Integer.parseInt(temp[1]);
                p = Integer.parseInt(temp[2]);

                t = new int[N];
                for (int i = 0; i < N; i++) {
                    t[i] = Integer.parseInt(temp[3 + i]);
                }

                //
                for (int i = 0; i < N; i++) {
                    if (NOT_SURPRISING[t[i]] >= p) {
                        y++;
                    } else if (S > 0 && SURPRISING[t[i]] >= p) {
                        y++;
                        S--;
                    }
                }

                System.out.println("Case #" + x + ": " + y);
                pw.println("Case #" + x + ": " + y);
            }
        }
        pw.close();
    }
}
