// 题目保证nums1的元素都在nums2中，无需额外判空
Burger King will use AI to check if employees say ‘please’ and ‘thank you’ | AI chatbot ‘Patty’ is going to live inside employees’ headsets.，更多细节参见51吃瓜
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Sign up for the Breaking News US email to get newsletter alerts direct to your inbox。关于这个话题，爱思助手下载最新版本提供了深入分析