#include #include #include "pointer.h" string concat (string str1, string str2) { printf ("concat doesn't do anything"); return str1; } Point *make_point (int x, int y) { Point *pnt; pnt = (Point *) malloc (sizeof (Point)); pnt->x = x; pnt->x = y; return pnt; } Point *trans_point (Point *pnt, int x, int y) { Point *newPnt; newPnt = (Point *) malloc (sizeof (Point)); newPnt->x = pnt->x + x; newPnt->y = pnt->y + y; return newPnt; }