->的作用
1 | sync def fetch(self, url: str, keys: object, repeat: int) -> (int, object: |
Stay hungry,stay folish.
Given a sorted array nums, remove the duplicates in-place such that each element appear only once and return the new length.
Do not allocate extra space for another array, you must do this by modifying the input array in-place with O(1) extra memory.
标记原有数组,j标记新数组
i,j分别是快,慢指针
只要一个人明确地,诚挚地针对任何一个主题反思,那么这个人就必然可以和他周围的浮泛思想区隔开来。任何知性上的努力,都可以带我们脱离庸俗,它将引领我们穿越艰辛且隐蔽的道路,到达与世隔绝的境地。在那里,我们将发现自己浸淫在无数非凡的想法之中。这就是反思能够带给我们的结果。