import java.io.BufferedReader;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.StringTokenizer;


public class DancingWithTheGooglers {
	public static void main(String[] args) throws IOException {
		BufferedReader f = new BufferedReader (new FileReader("B-small.in"));
		PrintWriter out = new PrintWriter(new FileWriter("B-small.out"));
		
		int t = Integer.parseInt(f.readLine());
		for (int i = 0; i < t; i++){
			int c = 0;
			StringTokenizer st = new StringTokenizer(f.readLine());
			int n = Integer.parseInt(st.nextToken());
			int[] ti = new int[n];
			int s = Integer.parseInt(st.nextToken());
			int p = Integer.parseInt(st.nextToken());
			for (int j = 0; j < n; j ++){
				ti[j] = Integer.parseInt(st.nextToken());
				if (ti[j] % 3 == 0){
					if (ti[j] / 3 >= p)
						c++;
					else if (ti[j] / 3 == (p-1) && s > 0 && ti[j] >= 2){
						s--;
						c++;
					}
				}
				else if (ti[j] % 3 == 1){
					if ((ti[j] / 3) + 1 >= p)
						c++;					
				}
				else{
					if (ti[j] / 3 >= p-1)
						c++;
					else if (ti[j] / 3 == (p-2) && s > 0){
						s--;
						c++;
					}
				}
					
				
			}
			out.println("Case #" + (i+1) + ": " + c);
			
			
		}
		out.close();
		System.exit(0);
		
		
		
	}
}

/**
 * Copyright Carma Systems, Inc. All rights reserved.
 */
package com.jessehutton.codejam.util;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintStream;

/**
 * @author Jesse Hutton <jesse.hutton@carmasys.com>
 */
public abstract class IOHandler {

  protected BufferedReader reader;
  protected PrintStream writer;

  public IOHandler(String inputFile) throws FileNotFoundException {
    this(new String[] {inputFile});
  }

  public IOHandler(String[] args) throws FileNotFoundException {
    reader = new BufferedReader(new FileReader(args[0]));
    if (args.length > 1 && args[1] != null) {
      writer = new PrintStream(new FileOutputStream(args[1]));
    } else {
      writer = System.out;
    }
  }

  public abstract String formatCase(int caseNum, Object result);

  public String line() throws IOException {
    return reader.readLine();
  }

  public void recordCase(int caseNum, Object result) {
    writer.println(formatCase(caseNum, result));
  }

  public void finish() {
    try {
      reader.close();
    } catch (IOException e) {
      System.err.println("closing reader failed.");
      e.printStackTrace();
    }

    writer.close();
  }
}
