给定线性序集中n个元素和一个整数k，1≤k≤n，要求找出这n个元素中第k小的元素-Concentration of a given linear order n elements and an integer k, 1 ≤ k ≤ n, n elements required to find that the first k elements of the small

一次大型的party最后节目是选取一位幸运人士；完成一维的最接近点对问题 第k小的元素-A large party last program is to select a lucky person complete the one-dimensional closest point problems small element of the k

求解一个数组的第k小元素，并给出了演示结果-to find the k least element