本程序开发环境为c++ builder.是一个c控制台程序.主函数通过调用子函数int rinv(int n,double a[])实现了全选主元高斯-若尔当消去法求矩阵的逆.-The program development environment for c++ Builder. Is a c console procedures. The main function by calling the Function int rinv (int n, double a []) realize t