using System;

namespace MyCompiler {
    class Program {
        public static void Main(string[] args) {
            Console.WriteLine("Escreva dois numeros: ");
            double numero1 = Convert.ToDouble(Console.ReadLine());
            double numero2 = Convert.ToDouble(Console.ReadLine());
            if(numero1 + numero2 > 20){
                Console.WriteLine("numero: " + (numero1 + numero2 + 8));
            } 
            else{
                Console.WriteLine("numero: " + (numero1 + numero2 - 5));
            } 
        }
    }
}

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