摘要: 前缀和+哈希表,将部分和表示为前缀,向后移动,得到目标便加1 class Solution: def subarraySum(self, nums: List[int], k: int) -> int: count = 0; m={0:1} temp=0; for i in nums: temp+= 阅读全文
posted @ 2022-01-08 16:32 jozon 阅读(29) 评论(0) 推荐(0)