多线程运行的示例程序，实现了如何在见面上元素运行的时候，不会导致界面锁死。-a multi-thread sample code. the GUI will not stop responding during the app is processing other task

定义矩阵类的构造函数及实现； 求矩阵元素最大值； 求矩阵元素最小值； 析构造函数；-Define matrix type of structure function and realization For maximum matrix element For matrix element minimum Analysis structure functions

设顺序表va中的数据元素递增有序。试写一算法，将x插入到顺序表的适当位置上，以保持该表的有序性。(Set the data elements in sequential table VA in ascending order. Try writing an algorithm to insert x into the appropriate place in the order table to keep the table in order.)