P16 To find the square of first N numbers and to calculate its sum

    class Program

    {

        static void Main(string[] args)

        {

            int n, s, sum = 0;

            Console.Write("Enter the limit : ");

            n = int.Parse(Console.ReadLine());

            for (int i = 1; i <= n; i++)

            {

                s = i * i;

                sum = sum + s;

                Console.WriteLine("Square of " + i + " is " + s);

            }

            Console.WriteLine("Sum of the squares is " + sum);

            Console.ReadLine();

        }

    }

Output :