| 1 | <?php |
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| 8 | class AVLTree implements TreeInterface { |
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| 9 | public function empty() { |
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| 12 | |||
| 13 | public function size() { |
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| 16 | |||
| 17 | private function leftRotation() { |
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| 20 | |||
| 21 | private function rightRotation() { |
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| 24 | |||
| 25 | private function doubleRightRotation() { |
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| 28 | |||
| 29 | private function doubleLeftRotation() { |
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| 32 | |||
| 33 | public function put($key, $data) { |
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| 36 | |||
| 37 | public function putOrUpdate($key, $data) { |
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| 40 | |||
| 41 | public function get($key) { |
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| 44 | |||
| 45 | public function getRoot() { |
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| 48 | |||
| 49 | public function exists($key) { |
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| 52 | |||
| 53 | public function floor($key) { |
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| 56 | |||
| 57 | public function ceil($key) { |
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| 60 | |||
| 61 | public function min() { |
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| 64 | |||
| 65 | public function max() { |
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| 68 | |||
| 69 | public function deleteMin() { |
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| 72 | |||
| 73 | public function deleteMax() { |
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| 76 | |||
| 77 | public function delete($key) { |
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| 80 | |||
| 81 | public function search($key) { |
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| 84 | |||
| 85 | public function isLeaf($node) { |
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| 88 | |||
| 89 | public function isRoot($node) { |
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| 92 | } |