用C语言编写程序(两个矩阵相加)答:用C语言编写程序(两个矩阵相加)代码如下:/ MatrixAddition.c 实现两个矩阵相加 / include<stdio.h> const int COLS=3;void printMatirx(int *pArray,int rows,int cols);void printMatirx2(int (*pArray)[COLS],int rows);int main(){ int A[3][4]={{15,10,9,12},{18,14,8,7},...