This is easy to incrementalize, as changing a few letters in the input
Here, we split up the write that writes the "move left" escape code, from the write that writes the percentage progress indicator. We also added a 1 second sleep between them, to give us a chance to see the cursors "in between" states rather than just the end result:
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（二）有关旅客人身伤害、行李灭失或者损坏的请求权，自旅客离船或者应当离船之日起计算。，更多细节参见体育直播
It's hard not to agree with @yams, @Joe Rogero, and @Joe Collman: