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hello-algo/codes/go/chapter_stack_and_queue/deque.go

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