Chenyi_li

摘要： 转载参考：https://blog.csdn.net/weixin_43059934/article/details/123316433 https://zhuanlan.zhihu.com/p/438909352 牛客练习网址：https://ac.nowcoder.com/acm/contest 阅读全文

摘要： class Solution: def topKFrequent(self, words, k): v1_dict = {} for i in words: v1_dict[i] = v1_dict.get(i,0)+1 data = sorted(v1_dict.items(),key=lambd 阅读全文