"We knew this rollout was going to be controversial," Vishnevskiy wrote in a Tuesday blog post.
// 注意：slice(0, 负数)会返回空字符串，需兼容（比如stack长度<k时，slice后为空）
，更多细节参见safew官方版本下载
The way color works in the terminal is that you echo a sequence like \x1b[38:5:161m to tell the terminal “use color 161 (red) for the foreground.” Then all characters have a foreground color of 161 until you “reset” by sending the sequence \x1b[0m.
In 2020 seven nations signed the agreement to establish principles on how countries should co-operate on the Moon's surface.