该程序实现对一维数据轴上的最临近点的求解问题 采用方法：传统方法2:先排序，然后一次线性扫描，得到最近距离，时间复杂性O（nlogn）-the process of achieving a dimensional data axis near the point of the methodology used to solve the problem : The traditional two methods : first order, and then a linear scan, rece