BirthdayCakeCandles.java

import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;

public class BirthdayCakeCandles {

    // Complete the birthdayCakeCandles function below.
    static int birthdayCakeCandles(int[] ar) {

        if(ar.length == 1){
            return ar[0];
        }
        Arrays.sort(ar);
        int i = ar.length-2 , counter = 1;
        while(i >= 0 && ar[i] == ar[ar.length-1]){
            counter++;
            i--;
        }
        return counter;
  }

    private static final Scanner scanner = new Scanner(System.in);

    public static void main(String[] args) throws IOException {
        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));

        int arCount = scanner.nextInt();
        scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");

        int[] ar = new int[arCount];

        String[] arItems = scanner.nextLine().split(" ");
        scanner.skip("(\r\n|[\n\r\u2028\u2029\u0085])?");

        for (int i = 0; i < arCount; i++) {
            int arItem = Integer.parseInt(arItems[i]);
            ar[i] = arItem;
        }

        int result = birthdayCakeCandles(ar);

        bufferedWriter.write(String.valueOf(result));
        bufferedWriter.newLine();

        bufferedWriter.close();

        scanner.close();
    }
}