Добрый день! Подскажите, плз, люди добрые, почему может не пропускать валидатор? При запуске вродь работает корректно. Спасибо
package com.javarush.task.task06.task0621;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/*
Родственные связи кошек
*/
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String grandPaName=reader.readLine();
Cat catGrandPa=new Cat(grandPaName);
String grandMaName=reader.readLine();
Cat catGrandMa=new Cat(grandMaName);
String fatherName=reader.readLine();
Cat catFather=new Cat(fatherName,null,catGrandPa);
String motherName = reader.readLine();
Cat catMother = new Cat(motherName,catGrandMa,null);
String daughterName = reader.readLine();
Cat catDaughter = new Cat(daughterName, catMother,catFather);
String sonName=reader.readLine();
Cat catSon=new Cat(sonName,catMother,catFather);
System.out.println(catGrandPa);
System.out.println(catGrandMa);
System.out.println(catFather);
System.out.println(catMother);
System.out.println(catDaughter);
System.out.println(catSon);
}
public static class Cat {
private String name;
private Cat mother;
private Cat father;
Cat(String name) {
this.name = name;
}
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&father!=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;
}
}
}