| 29 | return self.addHelper(root,data) |
| 30 | |
| 31 | def restructdata(self,root): |
| 32 | # base case: we reach a leaf |
| 33 | if root == None or (root.left == None and root.right == None): |
| 34 | root = None |
| 35 | return "restructure finished" |
| 36 | |
| 37 | # need dummy nodes to compare target value to children value |
| 38 | v1 = float('-inf') |
| 39 | v2 = float('inf') |
| 40 | if root.left != None: |
| 41 | v1 = root.left.val |
| 42 | if root.right != None: |
| 43 | v2 = root.right.val |
| 44 | |
| 45 | temp = root.val |
| 46 | if v1 > v2 or v2 == float('inf'): |
| 47 | root.val = root.left.val |
| 48 | root.left.val = temp |
| 49 | return self.restructdata(root.left) |
| 50 | else: |
| 51 | root.val = root.right.val |
| 52 | root.right.val = temp |
| 53 | return self.restructdata(root.right) |
| 54 | |
| 55 | |
| 56 | def removeHelper(self,root,data): |