| 26 | print(self.data[self.head:self.tail]) |
| 27 | |
| 28 | class my_node: |
| 29 | def __init__(self,data): |
| 30 | self.data = data |
| 31 | self.left = None |
| 32 | self.right = None |
| 33 | self.height = 1 |
| 34 | def getdata(self): |
| 35 | return self.data |
| 36 | def getleft(self): |
| 37 | return self.left |
| 38 | def getright(self): |
| 39 | return self.right |
| 40 | def getheight(self): |
| 41 | return self.height |
| 42 | def setdata(self,data): |
| 43 | self.data = data |
| 44 | return |
| 45 | def setleft(self,node): |
| 46 | self.left = node |
| 47 | return |
| 48 | def setright(self,node): |
| 49 | self.right = node |
| 50 | return |
| 51 | def setheight(self,height): |
| 52 | self.height = height |
| 53 | return |
| 54 | |
| 55 | def getheight(node): |
| 56 | if node is None: |