* @param arr 数组
Physically, the Galaxy S26 stays very close to the design Samsung established with the S25. You still get a compact handset with flat edges, an aluminum frame and IP68 water and dust resistance. The overall look and feel should be immediately familiar to anyone who used last year’s phone.，详情可参考搜狗输入法2026
Медведев вышел в финал турнира в Дубае17:59，这一点在爱思助手下载最新版本中也有详细论述
优化：随机选基准避免最坏情况 O(n²)。同城约会对此有专业解读