import java.util.*;

public class B {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        B th = new B();
        for (int i = 0; i < T; i++) {
            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();
            int[] t = new int[n];
            for (int j = 0; j < n; j++) {
                t[j] = sc.nextInt();
            }
            int c = th.getAnswer(s,p,t);
            System.out.println("Case #" + (i+1) + ": " + c);
        }
    }
    public int getAnswer(int s, int p, int[] t) {
        int A1 = p + p-1+p-1;
        int A2 = p + p-2+p-2;
        if (A1 < 0)
            A1 = 0;
        if (A2 < 0)
            A2 = 1;
        int remain = s;
        int count = 0;
        int n = t.length;
        for (int i = 0; i < n; i++) {
            if (t[i] >= A1) {
                count++;
            } else if (t[i] < A1 && t[i] >= A2) {
                if (remain > 0) {
                    remain--;
                    count++;
                }
            }
        }
        return count;
    }
}



import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

/**
 *
 * @author Westy92
 */

public class Dancing
{

   private BufferedReader stdin;

   /**
    * This method reads lines of input and sends them to a process method.
    * @throws IOException makes the compiler happy! :)
    */
   public void run() throws IOException
   {
      String line;
      int cases = 0, caseNum = 1;
      boolean done = false;
      stdin = new BufferedReader(new InputStreamReader(System.in));
      line = stdin.readLine();
      cases = Integer.parseInt(line);
      while (!done && cases >= caseNum)
      {
         line = stdin.readLine(); // returns null if end of input reached

         if (line == null)
         {
            done = true;
         }
         else
         {
            int output = readLine(line);
            System.out.println("Case #" + caseNum + ": " + output);
            caseNum++;
         }
      }
   }

   private int readLine(String line)
   {
      int goodCases = 0, keepTrack = 0;
      StringTokenizer st = new StringTokenizer(line);
      //Get num of Googlers
      int googlers = Integer.parseInt(st.nextToken());
      //Get num of Special Cases
      int numSpecial = Integer.parseInt(st.nextToken());
      //Get num to be greater than
      int num = Integer.parseInt(st.nextToken());
      while (st.hasMoreTokens() && keepTrack < googlers)
      {
         int temp = Integer.parseInt(st.nextToken());
         if (temp >= (num*3) - 2)
            goodCases++;
         else if (temp >= (num*3) - 4 && numSpecial > 0 && temp >= num)
         {
            goodCases++;
            numSpecial--;
         }
         keepTrack++;
      }
      return goodCases;
   }


   public static void main(String args[])
   {
      try
      {
         new Dancing().run();
      }
      catch (IOException ex)
      {
         ex.printStackTrace();
      }

   }

}
