1000.0
30.0
Is float value defined? true
Is double value infinite? false
Process finished with exit code 0
package com.javarush.task.task14.task1418;
import java.util.LinkedList;
import java.util.List;
/*
Исправь четыре ошибки
*/
public class Solution {
public static void main(String[] args) {
List<Number> list = new LinkedList<Number>();
initList(list);
printListValues(list);
processCastedObjects(list);
}
static void initList(List<Number> list) {
list.add(new Double(1000f));
list.add(new Double("123e-445632"));
list.add(new Float(-90 / -3));
list.remove(new Double("123e-445632"));
}
static void printListValues(List<Number> list){
for (int i = 0; i < list.size(); i++) {
System.out.println(list.get(i));
}
}
static void processCastedObjects(List<Number> list){
for (Number object : list) {
//Исправь 2 ошибки
if (object instanceof Double) {
Double a = (Double)object;
System.out.println("Is float value defined? " + !(a.isNaN()));
} else if (object instanceof Float) {
Float a = (Float) object;
System.out.println("Is double value infinite? " + a.isInfinite());
}
}
}
}