package FundamentalsModule.MethodsMoreExcercises;

import java.util.Scanner;

public class MultiplicationSign {


    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        int num1 = Integer.parseInt(scanner.nextLine());
        int num2 = Integer.parseInt(scanner.nextLine());
        int num3 = Integer.parseInt(scanner.nextLine());

        findMultiplicationCondition(num1,num2,num3);
    }

    private static void findMultiplicationCondition(int n1, int n2, int n3) {
        if (n1 == 0 || n2 == 0 || n3 == 0) {
            System.out.println("zero");
        }else if (n1 < 0 || n2 < 0 || n3 < 0){
            System.out.println("negative");
        }else {
            System.out.println("positive");
        }
    }
}