#include <stdio.h>

#define         ROWS            6
#define         COLS            10

typedef struct {
        short   a[ROWS][COLS];
        }       matrix;
typedef struct {
        short   a[COLS][ROWS];
        }       tmatrix;
typedef struct {
        short   a[ROWS][ROWS];
        }       rmatrix;
typedef struct {
        short   s[COLS][COLS];
	}	cmatrix;

void PrintMatrix(short Rows, short Cols, short *matrix);



main()
{       matrix  m;
	matrix	*ptr;
        tmatrix n;
       rmatrix ians;
        short   row, col, kk, *yy;
	short	mm[10][20];

ptr=&m;
yy=&row;
yy=&col;

*yy=0;
col=0;

for(row=0;row<ROWS; row++) {
for(col=0;col<COLS;col++) {
                m.a[row][col]=row+col;
                n.a[col][row]=row+col;
                }
        }
/*  multiply two matricies */
for(row=0;row<ROWS;row++) {
	for(col=0;col<ROWS;col++) {
ians.a[row][col]=0;
for(kk=0;kk<COLS;kk++){
       		 ians.a[row][col]=ians.a[row][col]+(m.a[row][kk]*n.a[kk][col]);}

	}}
PrintMatrix(ROWS,COLS,&m.a[0][0]);
putchar('\n');
PrintMatrix(COLS,ROWS,&n.a[0][0]);
putchar('\n');
PrintMatrix(ROWS,ROWS,&ians.a[0][0]);
}