AlgoDaily - Union of Linked Lists

Your Submissions

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function getUnion(list1, list2) {
  // implement a method to get the union
}
​
function Node(val) {
  this.val = val;
  this.next = null;
}
​
class LinkedList {
  constructor() {
    this.head = null;
    this.tail = null;
  }
​
  prepend(newVal) {
    const currentHead = this.head;
    const newNode = new Node(newVal);
    newNode.next = currentHead;
    this.head = newNode;
​
    if (!this.tail) {
      this.tail = newNode;
    }
  }
​
  append(newVal) {

OUTPUT

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