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27 lines
560 B
27 lines
560 B
// File: deque.go
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// Created Time: 2022-11-29
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// Author: Reanon (793584285@qq.com)
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package chapter_stack_and_queue
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type Deque interface {
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// OfferFirst 元素入队
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OfferFirst(num any)
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// OfferLast 元素入队
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OfferLast(num any)
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// PeekFirst 访问首元素
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PeekFirst() any
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// PeekLast 访问尾元素
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PeekLast() any
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// PollFirst 元素出队
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PollFirst() any
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// PollLast 元素出队
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PollLast() any
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// Size 获取队列长度
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Size() int
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// IsEmpty 队列是否为空
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IsEmpty() bool
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// toString 队列输出为字符串
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toString() string
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}
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