q=queue.deque()
q.append(123)
q.append(333)
q.appendleft(456)
print(q.pop())
print(q.popleft())
微信扫一扫
q=queue.deque()
q.append(123)
q.append(333)
q.appendleft(456)
print(q.pop())
print(q.popleft())
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