using System;

namespace MyCompiler {
    class Program {
        public static void Main(string[] args) {
          Console.WriteLine("entrar com quatro numeros (inteiros):");
           int numero = Convert.ToInt32(Console.ReadLine());
           double pow = Math.Pow(numero, 1);
           int numero2 = Convert.ToInt32(Console.ReadLine());
           double pow2 = Math.Pow(numero2, 2);
           int numero3 = Convert.ToInt32(Console.ReadLine());
           double pow3 = Math.Pow(numero3, 3);
           int numero4 = Convert.ToInt32(Console.ReadLine());
           double pow4 = Math.Pow(numero4, 4);
           Console.WriteLine(numero*pow + numero2*pow2 + numero3*pow3 + numero4*pow4);
        }
    }
}

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