[newSolution]Who can add 1 more problem of LeetCode 3666

[LetMeFly666]

By Github Actions | 3666.使二进制字符串全为 1 的最少操作次数 | 2026-02-27

[1problem1day]

This issue was automatically added to the project.
🕒 Time (Beijing, UTC+8): 2026/2/27 00:53:46
🤖 Triggered by 1problem1day Bot according to action file