Created
July 2, 2019 13:42
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Save L9m/5d173200d404d072600e777b26b372b4 to your computer and use it in GitHub Desktop.
JS Bin // source https://jsbin.com/siyegaq
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <script id="jsbin-javascript"> | |
| class Node { | |
| contructor(key) { | |
| this.key = key | |
| this.right = this.left = null | |
| } | |
| } | |
| class Tree { | |
| contructor() { | |
| this.root = null | |
| } | |
| insert(node, element) { | |
| if (node === null) { | |
| node = new Node(element) | |
| } else if (element < node.key) { | |
| node.left = this.insert(node.left, element) | |
| if (node.left !== null) { | |
| if ((this.getHeight(node.left) - this.getHeight(node.right)) > 1){ | |
| if (element < node.left.key){ | |
| node = this.rotationLL(node) | |
| } else { | |
| node = this.rotationLR(node) | |
| } | |
| } | |
| } | |
| } else if (element > node.key) { | |
| node.right = insert(node.right, element) | |
| if (node.right !== null) { | |
| if ((this.getHeight(node.right) - this.getHeight(node.left)) > 1){ | |
| if(element > node.right.key) { | |
| node = this.rotationRR(node) | |
| } else { | |
| node = this.rotationRL(node) | |
| } | |
| } | |
| } | |
| } | |
| rotationRR(node) { | |
| var tmp = node.right | |
| node.right = tmp.left | |
| tmp.left = node | |
| return tmp | |
| } | |
| rotationLL(node) { | |
| var tmp = node.left | |
| node.left = tmp.right | |
| tmp.right = node | |
| return tmp | |
| } | |
| rotationLR(node) { | |
| node.left = this.rotationRR(node.left) | |
| return this.rotationLL(NODE) | |
| } | |
| rotationRL(node) { | |
| node.right = this.rotationLL(node.right) | |
| return this.rotationRR(node) | |
| } | |
| getHeight(node) { | |
| if (node === null) { | |
| return -1 | |
| } else { | |
| return Math.max(this.getHeight(node.left), this.getHeight(node.right)) + 1 | |
| } | |
| } | |
| } | |
| </script> | |
| <script id="jsbin-source-javascript" type="text/javascript">class Node { | |
| contructor(key) { | |
| this.key = key | |
| this.right = this.left = null | |
| } | |
| } | |
| class Tree { | |
| contructor() { | |
| this.root = null | |
| } | |
| insert(node, element) { | |
| if (node === null) { | |
| node = new Node(element) | |
| } else if (element < node.key) { | |
| node.left = this.insert(node.left, element) | |
| if (node.left !== null) { | |
| if ((this.getHeight(node.left) - this.getHeight(node.right)) > 1){ | |
| if (element < node.left.key){ | |
| node = this.rotationLL(node) | |
| } else { | |
| node = this.rotationLR(node) | |
| } | |
| } | |
| } | |
| } else if (element > node.key) { | |
| node.right = insert(node.right, element) | |
| if (node.right !== null) { | |
| if ((this.getHeight(node.right) - this.getHeight(node.left)) > 1){ | |
| if(element > node.right.key) { | |
| node = this.rotationRR(node) | |
| } else { | |
| node = this.rotationRL(node) | |
| } | |
| } | |
| } | |
| } | |
| rotationRR(node) { | |
| var tmp = node.right | |
| node.right = tmp.left | |
| tmp.left = node | |
| return tmp | |
| } | |
| rotationLL(node) { | |
| var tmp = node.left | |
| node.left = tmp.right | |
| tmp.right = node | |
| return tmp | |
| } | |
| rotationLR(node) { | |
| node.left = this.rotationRR(node.left) | |
| return this.rotationLL(NODE) | |
| } | |
| rotationRL(node) { | |
| node.right = this.rotationLL(node.right) | |
| return this.rotationRR(node) | |
| } | |
| getHeight(node) { | |
| if (node === null) { | |
| return -1 | |
| } else { | |
| return Math.max(this.getHeight(node.left), this.getHeight(node.right)) + 1 | |
| } | |
| } | |
| }</script></body> | |
| </html> |
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| class Node { | |
| contructor(key) { | |
| this.key = key | |
| this.right = this.left = null | |
| } | |
| } | |
| class Tree { | |
| contructor() { | |
| this.root = null | |
| } | |
| insert(node, element) { | |
| if (node === null) { | |
| node = new Node(element) | |
| } else if (element < node.key) { | |
| node.left = this.insert(node.left, element) | |
| if (node.left !== null) { | |
| if ((this.getHeight(node.left) - this.getHeight(node.right)) > 1){ | |
| if (element < node.left.key){ | |
| node = this.rotationLL(node) | |
| } else { | |
| node = this.rotationLR(node) | |
| } | |
| } | |
| } | |
| } else if (element > node.key) { | |
| node.right = insert(node.right, element) | |
| if (node.right !== null) { | |
| if ((this.getHeight(node.right) - this.getHeight(node.left)) > 1){ | |
| if(element > node.right.key) { | |
| node = this.rotationRR(node) | |
| } else { | |
| node = this.rotationRL(node) | |
| } | |
| } | |
| } | |
| } | |
| rotationRR(node) { | |
| var tmp = node.right | |
| node.right = tmp.left | |
| tmp.left = node | |
| return tmp | |
| } | |
| rotationLL(node) { | |
| var tmp = node.left | |
| node.left = tmp.right | |
| tmp.right = node | |
| return tmp | |
| } | |
| rotationLR(node) { | |
| node.left = this.rotationRR(node.left) | |
| return this.rotationLL(NODE) | |
| } | |
| rotationRL(node) { | |
| node.right = this.rotationLL(node.right) | |
| return this.rotationRR(node) | |
| } | |
| getHeight(node) { | |
| if (node === null) { | |
| return -1 | |
| } else { | |
| return Math.max(this.getHeight(node.left), this.getHeight(node.right)) + 1 | |
| } | |
| } | |
| } |
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