/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package IO;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
    
/**
 * 
 * @author dannocz
 */
public class InputReader {
    
    public static Input readFile(String filename){
        try {
              
              /*  Sets up a file reader to read the file passed on the command
          77        line one character at a time */
              FileReader input = new FileReader(filename);
              
              /* Filter FileReader through a Buffered read to read a line at a
                 time */
              BufferedReader bufRead = new BufferedReader(input);
              
              String line;    // String that holds current file line
              int count = 0;  // Line number of count 
              ArrayList<String> cases= new ArrayList<String>();
              
              // Read first line
              line = bufRead.readLine();
              int noTestCases=Integer.parseInt(line);
              count++;
              
              // Read through file one line at time. Print line # and line
              while (count<=noTestCases){
                  //System.out.println("Reading. "+count+": "+line);
                  line = bufRead.readLine();
                  cases.add(line);
                  count++;
              }
              
              bufRead.close();
              
              return new Input(noTestCases,cases);
              
          }catch (ArrayIndexOutOfBoundsException e){
              /* If no file was passed on the command line, this expception is
              generated. A message indicating how to the class should be
              called is displayed */
              e.printStackTrace();        
  
          }catch (IOException e){
              // If another exception is generated, print a stack trace
              e.printStackTrace();
          }
        
        return null;
          
      }// end main
    }

import java.io.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) throws Exception {
		Scanner s = new Scanner(new File("input"));
		BufferedWriter w = new BufferedWriter(new FileWriter(new File("output")));
		int cases = s.nextInt();
		for (int i = 0; i < cases; i++) {
			s.nextLine();
			int n = s.nextInt();
			int surprising = s.nextInt();
			int target = s.nextInt();


			int answer = 0;
			if (target == 0) {
				answer = n;
			} else {
				int lowestBound = target * 3 - 4;
				ArrayList<Integer> l = new ArrayList<Integer>();

				for (int j = 0; j < n; j++) {
					int si = s.nextInt();
					if (si >= lowestBound && si >= target) {
						l.add(si);
					}
				}

				Collections.sort(l);
				Collections.reverse(l);

				for (int si : l) {
					int roundedAverage = si / 3;
					int mod = si % 3;
					if (mod == 0) {
						if (roundedAverage >= target) {
							answer++;
						} else if (roundedAverage + 1 == target && surprising > 0) {
							answer++;
							if (--surprising == 0) {
								break;
							}
						}
					} else if (mod == 1) {
						answer++;
					} else {
						if (roundedAverage + 1 >= target) {
							answer++;
						} else if (roundedAverage + 2 >= target && surprising > 0) {
							answer++;
							if (--surprising == 0) {
								break;
							}
						}
					}
				}
			}

			w.write("Case #");
			w.write(String.valueOf(i + 1));
			w.write(": ");

			w.write(String.valueOf(answer));

			w.write("\n");
		}
		w.close();
	}

}
