{ "1": { "key": 4954, "leftChild": "2", "rightChild": "3" }, "10": { "key": 4261, "parent": "5" }, "11": { "key": 4288, "parent": "5" }, "12": { "key": 3167, "parent": "6" }, "13": { "key": 0, "parent": "6" }, "14": { "key": 4421, "parent": "7" }, "15": { "key": 2597, "parent": "7" }, "16": { "key": 3803, "parent": "8" }, "17": { "key": 3829, "parent": "8" }, "18": { "key": 4259, "parent": "9" }, "2": { "key": 4880, "leftChild": "4", "parent": "1", "rightChild": "5" }, "3": { "key": 4649, "leftChild": "6", "parent": "1", "rightChild": "7" }, "4": { "key": 4689, "leftChild": "8", "parent": "2", "rightChild": "9" }, "5": { "key": 4301, "leftChild": "10", "parent": "2", "rightChild": "11" }, "6": { "key": 4435, "leftChild": "12", "parent": "3", "rightChild": "13" }, "7": { "key": 4456, "leftChild": "14", "parent": "3", "rightChild": "15" }, "8": { "key": 4284, "leftChild": "16", "parent": "4", "rightChild": "17" }, "9": { "key": 4394, "leftChild": "18", "parent": "4" }, "metadata": { "maxHeapSize": 50, "max_size": 50, "numOperations": 1000, "size": 18 } }