本程序实现一个简单方程组的高斯消去法的换算过程，其中方程系数需构成一个系数增广矩阵，同时输入过程严格按照矩阵输入。,This procedure to achieve a simple equation of the Gaussian elimination of the conversion process, which takes an equation coefficients augmented coefficient matrix, while the importation process in strict accordance with the input matrix.