[dict-and-set] 用 set 去重 题目反馈练习5/7复制答案上去都不通过

哪一题

• lesson: dict-and-set
• exercise: 05-set-dedup
• url: https://learn-py.org/lessons/python4/dict-and-set/

问题描述

[dict-and-set] 用 set 去重 题目反馈练习5/7复制答案上去都不通过