陈小q的博客

1.数组class MyStack: def __init__(self): self.items = [] def isEmpty(self): return len(self.items) == 0 def size(self): return len(self.items) def...

1.数组class MyQueue: def __init__(self): self.arr = [] self.front = 0 self.rear = 0 def isEmpty(self): return self.front == self.rear def size(self): ...

class Stack: def __init__(self): self.items = [] def empty(self): return len(self.items) == 0 def size(self): return len(self.items) def top(self): i...