using System.Collections.Generic;
using System.Threading.Tasks;
public class ArrayMaxValue
public static void Main()
int n = int.Parse(Console.ReadLine()),
int[] numbers = new int[n];
for (int i = 0; i < numbers.Length; i++)
numbers[i] = int.Parse(Console.ReadLine());
numbers = numbers.OrderByDescending(c => c).ToArray();
for (int i = 0; i < numbers.Length - 1; i++)
if (numbers[i] == numbers[i + 1])
Console.WriteLine(counter);