public static void Main()
Console.WriteLine("enter user input:-");
n=Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Enter array elements:-");
a1[i]=Convert.ToInt32(Console.ReadLine());
Console.WriteLine("array elements are:-");
Console.WriteLine(a1[i]);
Console.WriteLine("even array elements are:-");
Console.WriteLine(+a1[i]);
Console.WriteLine("odd array elements are:-");
Console.WriteLine(+a1[i]);