文章 2023-01-05 来自:开发者社区

LeetCode 284. Peeking Iterator

DescriptionGiven an Iterator class interface with methods: next() and hasNext(), design and implement a PeekingIterator that support the peek() operation -- it essentially peek() at the element that ....

LeetCode 284. Peeking Iterator
文章 2022-02-16 来自:开发者社区

[LeetCode] Peeking Iterator 顶端迭代器

Given an Iterator class interface with methods: next() and hasNext(), design and implement a PeekingIterator that support the peek() operation -- it essentially peek() at the ...

文章 2022-02-16 来自:开发者社区

[LeetCode] Peeking Iterator

An interesting problem about iterators. This post shares a very nice solution, which is rewritten below, with minor simplifications. // Below is the interface for Iterator, which is already defined .....

文章 2022-02-15 来自:开发者社区

[LeetCode] Peeking Iterator

Given an Iterator class interface with methods: next() and hasNext(), design and implement a PeekingIterator that support the peek() operation – it essentially peek() at the element that will be retu....

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