Peeking精品文章

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  [Leetcode] Peeking Iterator 瞥一眼迭代器

  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...

  smallStone 2019-08-14 12:35 評(píng)論0 收藏0
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  leetcode 341 Flatten Nested List Iterator 以及其他Iter

  ...部分。 hasnext()返回的是boolean, 表示是否走到了結(jié)尾。 284 Peeking Iterator class PeekingIterator implements Iterator { Iterator iter; Integer next = null; // 起到的就是緩存作用，因?yàn)閚ext()調(diào)用之后馬上就走到下一個(gè)object了。 ...

  chaosx110 2019-08-14 18:00 評(píng)論0 收藏0
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  【LC總結(jié)】Iterator題目<Zigzag 1&2><BST>&

  ...eturn peek != null; } @Override public void remove() {} } Peeking Iterator Problem Given an Iterator class interface with methods: next() and hasNext(), design and implement a Peek...

  WelliJhon 2019-08-14 15:49 評(píng)論0 收藏0