там в классе мен и вумен
package com.javarush.task.task02.task0204;
/*
О семейных отношениях
*/
public class Solution {
public static void main(String[] args) {
Man man = new Man();
Woman woman = new Woman();
}
public static class Man {
public int age;
public int height;
public Woman wife = new Man();
}
public static class Woman {
public int age;
public int height;
public Man husband =new Woman();
}
}
Man(); -> Woman()