Write a program to count the punctuation characters exists in a string

Solution:

using System;
using System.Linq;

namespace PunctuationNumber
{
    class Program
    {
        static void Main()
        {
            Console.WriteLine("Enter a string:");
            var str = Console.ReadLine();

            var counter = str.Count(ch => ch == '!' || ch == ',' || ch == ';' || ch == '.' || ch == '?' || ch == '-' || ch == '\'' || ch == '\"' || ch == ':');
            Console.WriteLine("Count of punctuation in string: " + counter);
        }
    }
}