int x = 10;
  int prueba = x**4 + x**3 + (1/2.0) * x**2 - x;

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package acaymo_01;
 
/**
 *
 * @author Hunter
 */
public class Main {
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        // TODO code application logic here
        int x = 10;
        int prueba = x**4 + x**3 + (1/2.0) * x**2 - x;
 
    }
 
}