matrix.cpp

实现计算行列式的值功能

#include "stdio.h"
#include "conio.h"
#include "malloc.h"
#include "math.h"

double *comp(double *mat,int i,int j,int row,int col)
{

     double *com = (double*)malloc((row-1)*(col-1)*sizeof(double));
     int ii = 0,jj = 0;
     int k = 0;

           /*
            * 如果你想使用数组a[m][n]中的a[i][j]项