MultiplicationSign

package com.company.homeworkConditionalStatements;

import java.util.Scanner;

public class Problem04_MultiplicationSign {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        double a = scan.nextDouble();
        double b = scan.nextDouble();
        double c = scan.nextDouble();

        double sum = a * b * c;

        if (sum > 0) {
            System.out.println("+");
        } else if (sum < 0) {
            System.out.println("-");
        } else {
            System.out.println("0");
        }
    }
}