Ruiqi Li Rui-qi-Li
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| class Node: | |
| def __init__(self,data): | |
| self.data = data | |
| self.left = None | |
| self.right = None | |
| def getChildren(self): | |
| children=[] | |
| if self.left: | |
| children.append(self.left) | |
| if self.right: |