* improve: mutation.ts, loop use Set replace Array * improve: add a try-catch to utils.ts to make it robust * Create yellow-mails-cheat.md --------- Co-authored-by: Yun Feng <yun.feng0817@gmail.com>
* improve: mutation.ts, loop use Set replace Array * improve: add a try-catch to utils.ts to make it robust * Create yellow-mails-cheat.md --------- Co-authored-by: Yun Feng <yun.feng0817@gmail.com>