try_to_cough
if (try_to_cough(row+n, col+i, obj)) {
if (try_to_cough(row-n, col+i, obj)) {
if (try_to_cough(row+i, col-n, obj)) {
if (try_to_cough(row+i, col+n, obj)) {
static boolean try_to_cough(short, short, object *);