Профессор Си

using System.Linq;
public class Program 
{
    public static int CountVowels(string str)
      => str.Count(a=>$"aeiouAEIOU".Contains(a));
}

#задача #ответ

www.tgoop.com/csharpovich/508

1.7K viewsJan 19 at 07:10

using System.Linq;
public class Program 
{
    public static int CountVowels(string str)
      => str.Count(a=>$"aeiouAEIOU".Contains(a));
}

BY Профессор Си