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)
CREATE_RECTANGLE(QUERY,30,30,3,3)
INSERT(C3PO)
INSERT(U3PO)
INSERT(R2D2)
INSERT(R4D4)
TRACE ON
REGION_SEARCH(QUERY)
TRACE OFF
