Что не так в коде или может я что-то не так понял в сути задачи?
package com.javarush.task.task06.task0621;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/*
Родственные связи кошек
*/
public class Solution1 {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String dadName = reader.readLine();
Cat catDad = new Cat(dadName);
String baName = reader.readLine();
Cat catBa = new Cat(baName);
String fatherName = reader.readLine();
Cat catFather = new Cat(fatherName,null,catDad);
String motherName = reader.readLine();
Cat catMother = new Cat(motherName,catBa,null);
String sonName = reader.readLine();
Cat catSon = new Cat(sonName,catMother,catFather);
String daughterName = reader.readLine();
Cat catDaughter = new Cat(daughterName, catMother,catFather);
System.out.println(catDad);
System.out.println(catBa);
System.out.println(catFather);
System.out.println(catMother);
System.out.println(catSon);
System.out.println(catDaughter);
}
public static class Cat {
private String name;
private Cat mother;
private Cat father;
Cat(String name) {
this.name = name;
}
Cat(String name, Cat mother) {
this.name = name;
this.mother = mother;
}
Cat(String name, Cat mother, Cat father) {
this.name = name;
this.mother = mother;
this.father = father;
}
@Override
public String toString() {
if (mother == null&& father == null)
return "The cat's name is " + name + ", no mother, no father ";
else if (mother != null&&father == null)
return "The cat's name is " + name + ", mother is " + mother.name + ", no father ";
else if (mother == null)
return "The cat's name is " + name + ", no mother" +", father is "+ father.name;
else
return "The cat's name is " + name + ", mother is " + mother.name +", father is "+ father.name;
}
}
}