using System;
using System.Linq;
 
class Program
{
    public static void Main()
    {
        int[] arr = Enumerable.Repeat(new Random(), 20).Select(r => r.Next(-99, 100)).ToArray();
        Console.WriteLine(String.Join(", ", arr));
        int[] signs = new int[3];
        Array.ForEach(arr, x => signs[Math.Sign(x) + 1]++);
        Console.WriteLine($"Положительных: {signs[2]}, отрицательных: {signs[0]} и нулевых: {signs[1]}");
    }
}

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