2021—2025 年度，44 个行业研发投入金额呈现整体扩张的态势，说明重视研发不只是龙头和腰部企业的行为，而且成为了更加广泛的共同行动。另一方面，研发均值下滑的行业集中在末端，印证了行业整体分化的现象。典型案例来自房地产和教育行业，在“去杠杆”“双减”等政策催化下，市场步入格局重塑阶段，企业纷纷降本增效或是寻求转型路径。
* @param arr 原数组
，更多细节参见safew官方版本下载
"I remember waking up in the morning and seeing his little face, with his little dummy in, and it felt like I needed to wake up from a dream.
By providing an opaque hint and not providing the word list, Strands creates a brain-teasing game that takes a little longer to play than its other games, like Wordle and Connections.