public static void Main()
Console.Write("Enter Student Grade: ");
a=Convert.ToDouble(Console.ReadLine());
Console.Write( "Excellent : " + a);
else if (a >= 91 || a == 95)
Console.Write( "Very Satisfactory : " + a);
else if (a >= 86 || a == 90)
Console.Write( "Satisfactory : " + a);
else if (a >= 81 || a == 85)
Console.Write("Unsatisfactory : " + a);
else if (a >= 75 || a == 80)
Console.Write( "Poor : " + a);
Console.Write("Needs Improvement : " + a);
Console.Write("Try Again");