编写程序对数据序列采用二分查找法和顺序查找法查找元素的下标，要求使用类模板实现（其中二分法查找算法要求用递归实现，给定数据序列有序）。-The data series used to program the binary search method and the sequential search method to find the next element standard, requires the use of class templates (which use a recursiv