摘要:
Design a simplified version of Twitter where users can post tweets, follow/unfollow another user and is able to see the 10 most recent tweets in the u 阅读全文
摘要:
非常不要脸地做一个easy,是fb面经= =……那个人人品也是可以 和remove duplicates from sorted array道理是一样的,用i对整个数组走一遍,然后用index保持有效的位置。最后把index及之后的都填成0就可以了 阅读全文