36 lines
728 B
JavaScript
36 lines
728 B
JavaScript
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// https://www.freecodecamp.org/learn/coding-interview-prep/data-structures/create-a-linked-list-class
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function LinkedList() {
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var length = 0;
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var head = null;
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var Node = function (element) {
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this.element = element;
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this.next = null;
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};
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this.head = function () {
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return head;
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};
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this.size = function () {
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return length;
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};
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this.add = function (element) {
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// Only change code below this line
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const newNode = new Node(element);
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length++;
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let current = head;
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if (current === null) {
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head = newNode;
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return;
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}
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while (current.next !== null) {
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current = current.next;
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}
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current.next = newNode;
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// Only change code above this line
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};
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}
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