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using System;
class HelloWorld {
    static int Factorial(int n)
    {
        int result = 1;
        for(int i =2 ; i<=n; i++)
        {
            result *= i;
        }
        return result;
    }
  static void Main() {
    double x = 0.33 , y = 0.02;
    double s = 1 + x + (Math.Pow(x,2) /Factorial(2)) + (Math.Pow(x,3) /Factorial(3)) + (Math.Pow(x,4) /Factorial(4));
    double w = x * (Math.Sin(x) + Math.Cos(y));
    Console.WriteLine($"s = {s}");
    Console.WriteLine($"w = {w}");
    
  }
}