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.util.Scanner;

public class DancingWithTheGooglers {

   public static void main(String[] argv) {

      int lineCounter,numberOfLines,people,currentScore;
      int surprises,scoreToBeat,counter,answer;
      int possibleScore;
      Scanner input = null;

      try {input = new Scanner(System.in);}
      catch (Exception e) { System.err.println("FileNotFoundException: " + e.getMessage()); }

      numberOfLines = input.nextInt();

      for (lineCounter = 0; lineCounter < numberOfLines; lineCounter++) {
         answer = 0;
         input.nextLine();
         people = input.nextInt();
         surprises = input.nextInt();
         scoreToBeat = input.nextInt();

         for (counter = 0; counter < people; counter++) {
            currentScore = input.nextInt();
            possibleScore = scoreNoSurprise(currentScore);
            if (possibleScore >= scoreToBeat)
               answer++;
            else if (surprises > 0) {
               possibleScore = scoreSurprise(currentScore);
               if (possibleScore >= scoreToBeat) {
                  answer++;
                  surprises--;
               }
            }
         }

         System.out.printf("Case #%d: %d\n",lineCounter+1,answer);

      }

   }

   public static int scoreNoSurprise(int value) {
      if (value < 2)
         return value;
      if (value == 2)
         return 1;
      int totalScore = value;
      int divergence = totalScore%3;
      int baseScore = totalScore/3;
      if (divergence == 2) {
         return baseScore+1;
      }
      else if (divergence == 1) {
         return baseScore+1;
      }
      else { // divergence == 0
         return baseScore;
      }
   }

   public static int scoreSurprise(int value) {
      if (value < 3)
         return value;
      int totalScore = value;
      int divergence = totalScore%3;
      int baseScore = totalScore/3;
      if (divergence == 2) {
         return baseScore+2;
      }
      else if (divergence == 1) {
         return baseScore+1;         
      }
      else { // divergence == 0
         return baseScore+1;
      }
   }

}
