/*
 * 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.BufferedReader;
import java.io.IOException;
import java.io.PrintWriter;

class Factory implements TestCaseFactory {

	@Override
	public TestCase getInstance(int number) {
		return new DancingWithGooglers(number);
	}
}

public class DancingWithGooglers extends TestCase {

	int caseItem;

	int ngooglers;
	int[] scores;
	int surprising;
	int target;

	int max;

	public DancingWithGooglers(int caseItem) {
		this.caseItem = caseItem;
	}

	@Override
	public void readInput(BufferedReader in) throws IOException,
			MalformedInputFileException {
		final String str1 = in.readLine();
		final String[] tokens = str1.split("\\s");
		ngooglers = Integer.parseInt(tokens[0]);
		surprising = Integer.parseInt(tokens[1]);
		target = Integer.parseInt(tokens[2]);
		scores = new int[ngooglers];
		for (int i = 0; i < ngooglers; i++) {
			scores[i] = Integer.parseInt(tokens[i + 3]);
		}
	}

	private int guaranteedMax(int googler) {
		if (scores[googler] == 0) {
			return 0;
		} else {
			return (scores[googler] - 1) / 3 + 1;
		}
	}

	private int higherScores(int googler) {
		if (scores[googler] == 3) {
			return 0;
		} else {
			return (scores[googler] - 1) % 3 + 1;
		}
	}

	@Override
	public void solve() {
		int guaranteed = 0;
		int marginal = 0;
		for (int googler = 0; googler < ngooglers; googler++) {
			final int guaranteedMax = guaranteedMax(googler);
			if (guaranteedMax >= target) {
				guaranteed++;
			} else if (guaranteedMax == target - 1
					&& higherScores(googler) >= 2 && scores[googler] > 0) {
				marginal++;
			}
		}
		max = guaranteed + Math.min(marginal, surprising);
	}

	@Override
	public void writeOutput(PrintWriter out) {
		out.print("Case #" + (caseItem + 1) + ": ");
		out.print(max);
		out.print("\n");

	}

	public static void main(String[] args) throws IOException,
			MalformedInputFileException {
		new Processor().process(new Factory(), args[0], args[1]);
	}
}