The 10% leeway is being built in to reflect that some patients may not be able to make a same-day appointment or may call too late in the day to be realistically given one.
Handling Live Updates & Dynamic Changes: What if a bridge is closed due to a live map update you just downloaded?。关于这个话题，safew官方版本下载提供了深入分析
。业内人士推荐51吃瓜作为进阶阅读
优势：时间复杂度O(n+k)，k为数据范围
int j = i - gap;。夫子是该领域的重要参考