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@@ -37,28 +37,28 @@ comments: true
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from collections import deque
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# 初始化双向队列
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deque: deque[int] = deque()
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deq: deque[int] = deque()
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# 元素入队
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deque.append(2) # 添加至队尾
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deque.append(5)
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deque.append(4)
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deque.appendleft(3) # 添加至队首
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deque.appendleft(1)
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deq.append(2) # 添加至队尾
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deq.append(5)
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deq.append(4)
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deq.appendleft(3) # 添加至队首
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deq.appendleft(1)
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# 访问元素
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front: int = deque[0] # 队首元素
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rear: int = deque[-1] # 队尾元素
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front: int = deq[0] # 队首元素
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rear: int = deq[-1] # 队尾元素
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# 元素出队
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pop_front: int = deque.popleft() # 队首元素出队
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pop_rear: int = deque.pop() # 队尾元素出队
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pop_front: int = deq.popleft() # 队首元素出队
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pop_rear: int = deq.pop() # 队尾元素出队
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# 获取双向队列的长度
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size: int = len(deque)
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size: int = len(deq)
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# 判断双向队列是否为空
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is_empty: bool = len(deque) == 0
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is_empty: bool = len(deq) == 0
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```
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=== "C++"
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