using System;

namespace Polynomial
{
	/// <summary>
	/// Summary description for Class1.
	/// </summary>
	class Class1
	{
		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main(string[] args)
		{
			int x, y;
			//Input x 
			Console.WriteLine("Enter the value of x"); 
			x = int.Parse(Console.ReadLine());
			
			//Compute polynomial
			y = 4*x*x + 3*x - 5;
			
			//Output value of the polynomial
			Console.WriteLine("The polynomial value is {0}", y);
		}
	}
}