Почему?
package com.javarush.task.task08.task0824;
import java.util.ArrayList;
import java.util.List;
/*
Собираем семейство
*/
public class Solution {
public class Human {
public String name;
public String name1;
public boolean sex;
public int age;
public ArrayList<Human> children;
//напишите тут ваш код
public String toString() {
String text = "";
text += "Имя: " + this.name;
text += ", пол: " + (this.sex ? "мужской" : "женский");
text += ", возраст: " + this.age;
int childCount = this.children.size();
if (childCount > 0) {
text += ", дети: " + this.children.get(0).name;
for (int i = 1; i < childCount; i++) {
Human child = this.children.get(i);
text += ", " + child.name;
}
}
return text;
}
}
public static void main(String[] args) {
Solution sol=new Solution();
Solution.Human Papa = sol.new Human();
Papa.name="Vova";
Papa.sex=true;
Papa.age=35;
Papa.children=new ArrayList<Human>();
Solution.Human Mama = sol.new Human();
Mama.name="Nastya";
Mama.sex=false;
Mama.age=32;
Mama.children=new ArrayList<Human>();
Solution.Human child1 = sol.new Human();
child1.name="Roma";
child1.sex=true;
child1.age=9;
child1.children=new ArrayList<Human>();
Solution.Human child2 = sol.new Human();
child2.name="Roma";
child2.sex=true;
child2.age=9;
child2.children=new ArrayList<Human>();
Solution.Human child3 = sol.new Human();
child3.name="Roma";
child3.sex=true;
child3.age=9;
child3.children=new ArrayList<Human>();
Solution.Human GrMa1 = sol.new Human();
GrMa1.name="O.N.1";
GrMa1.sex= false;
GrMa1.age=53;
GrMa1.children=new ArrayList<Human>();
Solution.Human GrMa2 = sol.new Human();
GrMa2.name="O.N.2";
GrMa2.sex= false;
GrMa2.age=59;
GrMa2.children=new ArrayList<Human>();
Solution.Human GrPa1 = sol.new Human();
GrPa1.name="M.A";
GrPa1.sex= true;
GrPa1.age=57;
GrPa1.children=new ArrayList<Human>();
Solution.Human GrPa2 = sol.new Human();
GrPa2.name="S.N";
GrPa2.sex= true;
GrPa2.age=59;
GrPa2.children=new ArrayList<Human>();
Papa.children.add(child1);
Papa.children.add(child2);
Papa.children.add(child3);
Mama.children.add(child1);
Mama.children.add(child2);
Mama.children.add(child3);
GrMa1.children.add(Mama);
GrPa1.children.add(Mama);
GrMa2.children.add(Papa);
GrPa2.children.add(Papa);
System.out.println(Papa.toString());
System.out.println(Mama.toString());
System.out.println(child1.toString());
System.out.println(child2.toString());
System.out.println(child3.toString());
System.out.println(GrMa1.toString());
System.out.println(GrPa1.toString());
System.out.println(GrMa2.toString());
System.out.println(GrPa2.toString());
//напишите тут ваш код
}
}