package teste;
import java.util.Locale;
import java.util.Scanner;
public class valores {
public static void main(String[] args) {
Locale.setDefault(Locale.US);
Scanner input = new Scanner(System.in);
double mult = input.nextDouble();
double triplo = 0;
double c = (mult>triplo)||(mult>triplo)?mult*2:3*mult;
String d = (mult>triplo)||(mult>triplo)?"positivo":"Negativo";
System.out.println(c + ":" + d);