import java.io.*;
import java.math.*;
import java.util.*;
import java.text.*;

public class b {
    public static void main(String[] args) {
        Scanner sc = new Scanner(new BufferedInputStream(System.in));

        int T = sc.nextInt();

        for (int casenumber = 1; casenumber <= T; ++casenumber) {

            int n = sc.nextInt();
            int s = sc.nextInt();
            int p = sc.nextInt();

            int[] ts = new int[n];
            for (int i = 0; i < n; ++i)
                ts[i] = sc.nextInt();

            int thresh1 = (p == 1 ? 1 : (3 * p - 4));
            int thresh2 = (3 * p - 2);

            int count1 = 0, count2 = 0;

            for (int i = 0; i < n; ++i) {
                if (ts[i] >= thresh2) {
                    ++count2;
                    continue;
                }
                if (ts[i] >= thresh1) {
                    ++count1;
                }
            }

            if (count1 > s) {
                count1 = s;
            }

            System.out.format("Case #%d: %d%n", casenumber, count1 + count2);
        }
    }
}

import java.util.*;

class Dancing
{
  public static int compute(int numGooglers, int numSurprising, int targetScore, int[]scores)
  {
    int count = 0;
    
    for(int i = 0; i < numGooglers; i++)
    {
      if(scores[i] >= targetScore && scores[i]/3 >= targetScore)
        count++;
      else if(scores[i] >= targetScore && scores[i]%3 > 0 && scores[i]/3 + 1 >= targetScore)
        count++;
      else if(scores[i] >= targetScore && numSurprising > 0 && scores[i]%3 == 0 && scores[i]/3 + 1 >= targetScore)
      {
        count++;
        numSurprising--;
      }
      else if(scores[i] >= targetScore && numSurprising > 0 && scores[i]%3 > 1 && scores[i]/3 + 2 >= targetScore)
      {
        count++;
        numSurprising--;
      }
    }
    
    return count;
  }
  
  public static void main(String[] args)
  {
    Scanner sc = new Scanner(System.in);
    int numCase, numSurprising, numGooglers, targetScore;
    int[] totalScores;
    
    numCase = sc.nextInt();
    
    for(int i = 0; i < numCase; i++)
    {
      numGooglers = sc.nextInt();
      numSurprising = sc.nextInt();
      targetScore = sc.nextInt();
      totalScores = new int[numGooglers];
      for(int j = 0; j < numGooglers; j++)
        totalScores[j] = sc.nextInt();
      
      System.out.println("Case #"+(i+1)+": "+compute(numGooglers, numSurprising, targetScore, totalScores));
    }
  }
}