这个管理者采用了分而治之的策略，将团队拆分成多个小组以更好地控制局面。

The manager employed a ___divide-and-conquer approach by splitting the team into smaller groups to maintain control.

快速排序算法采用分治策略，通过递归将数组分割成小部分进行排序。

The quicksort algorithm uses ___divide-and-conquer by recursively splitting the array into smaller parts for sorting.