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Java 2021-10-19 09:19:09
arraylist how to add at 0 java
//The add(int index, E element) method of Java ArrayList class //inserts a specific element in a specific index of ArrayList. //It shifts the element of indicated //index if exist and subsequent elements to the right. List<String> colors = new Ar... Add solution -
Other 2021-09-10 05:03:01
linked list head and tail
import java.util.Iterator; // Custom Linked List class using Generics class List<T> implements Iterable<T> { Node<T> head, tail; // add new Element at tail of the linked list in O(1) public void add(T data) { Node<T>... Add solution