Вроде все верно выводит.
Где ошибка?
package com.javarush.task.pro.task12.task1205;
/*
Метод деления
*/
public class Solution {
public static void main(String[] args) {
divide(1, 0);
divide(-1, 0);
divide(0, 0);
divide(100, 20);
divide(200, 20);
}
public static void divide(double a, double b) {
if((a>0&b==0)|
(a==Double.POSITIVE_INFINITY&b>=0)|
(a==Double.NEGATIVE_INFINITY&b<0)){
System.out.println(Double.POSITIVE_INFINITY);
}else if((a<0&b==0)|
(a==Double.NEGATIVE_INFINITY&b>=0)|
(a==Double.POSITIVE_INFINITY&b<0)){
System.out.println(Double.NEGATIVE_INFINITY);
}else if((a==0&b==0)|
(Double.isNaN(a)|Double.isNaN(b))|
(a==Double.POSITIVE_INFINITY&b==Double.NEGATIVE_INFINITY)|
(a==Double.POSITIVE_INFINITY&b==Double.POSITIVE_INFINITY)|
(a==Double.NEGATIVE_INFINITY&b==Double.POSITIVE_INFINITY)|
(a==Double.NEGATIVE_INFINITY&b==Double.NEGATIVE_INFINITY)){
System.out.println(Double.NaN);
}else{
System.out.println(a/b);}//напишите тут ваш код
}
}