INIT_QUADTREE(6,1)
CREATE_RECTANGLE(C3PO,30,30,3,3)
CREATE_RECTANGLE(U3PO,30,34,3,3)
CREATE_RECTANGLE(R2D2,34,30,3,3)
CREATE_RECTANGLE(R4D4,34,34,3,3)
INSERT(C3PO)
DISPLAY()
INSERT(U3PO)
DISPLAY()
INSERT(R2D2)
DISPLAY()
INSERT(R4D4)
DISPLAY()
TRACE ON
DELETE_POINT(32,32)
TRACE OFF
DISPLAY()
TRACE ON
DELETE_POINT(32,32)
TRACE OFF
DISPLAY()