说明：  写一个程序,当知道一个码的生成矩阵时,该程序可以求GF(2)上线性分组码的最小距离. 将上述程序推广到GF(q)上的任意分组码的情况
(Write a program, when know that a matrix generated code, the program can be for GF (2) on linear block codes of minimum distance. Will these procedures be extended to GF (q) on the case of arbitrary block code)