Program for addition of two matrices

#define ROW 3
#define COL 4
#include<stdio.h>
#include<conio.h>
main( )
{
clrscr();
int i, j, mat1[ROW][COL], mat2[ROW][COL], mat3[ROW][COL];
printf("Enter matrix mat1(%dx%d)row-wise :\n", ROW, COL);
for(i=0; i<ROW; i++)
for(j=0; j<COL; j++)
scanf("%d", &mat1[i][j]);
printf("Enter matrix mat2(%dx%d)row-wise :\n", ROW, COL);
for(i=0; i<ROW; i++)
for(j=0; j<COL; j++)
scanf("%d", &mat2[i][j] );
/*Addition*/
for(i=0; i<ROW; i++)
for(j=0; j<COL; j++)
mat3[i][j] = mat1[i][j] + mat2[i][j];
printf("The resultant matrix mat3 is :\n");
for(i=0; i<ROW; i++)
{
for(j=0; j<COL; j++)
printf("%5d", mat3[i][j] );
}
getch();
}