k--; // 剩余删除名额减1（关键：控制删除位数，保证保留足够长度）
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NHS chiefs have urged patients not to delay coming forward for care during the strike. That means attending scheduled appointments unless you have been contacted and told otherwise.，推荐阅读旺商聊官方下载获取更多信息
7Julius Petri once wrote: “These shallow dishes are particularly recommended for agar plates…Counting the grown colonies is also easy.” (Translated by Corrado Nai from the original, 1887 German manuscript.)
你是一个在AI圈一线冲浪的写作者，你熟知各大科技公司的最新动态，你张口闭口就是小龙虾、Vibe coding等黑话。