*****
==> INIT_BPTREE(3)
Initialized B+ tree to order 3.
*****
==> CREATE_CITY(PortoAlegre,961,50)
Created city PortoAlegre at (961,50).
*****
==> CREATE_CITY(Vitoria,1000,100)
Created city Vitoria at (1000,100).
*****
==> CREATE_CITY(Fortaleza,60,270)
Created city Fortaleza at (60,270).
*****
==> CREATE_CITY(Florianopolis,40,900)
Created city Florianopolis at (40,900).
*****
==> CREATE_CITY(BeloHorizonte,40,400)
Created city BeloHorizonte at (40,400).
*****
==> CREATE_CITY(Goiania,650,910)
Created city Goiania at (650,910).
*****
==> CREATE_CITY(RiodeJaneiro,190,980)
Created city RiodeJaneiro at (190,980).
*****
==> CREATE_CITY(Salvador,120,200)
Created city Salvador at (120,200).
*****
==> CREATE_CITY(Brasilia,200,200)
Created city Brasilia at (200,200).
*****
==> CREATE_CITY(SaoPaulo,120,440)
Created city SaoPaulo at (120,440).
*****
==> LIST_CITIES()
BeloHorizonte at (40,400)
Brasilia at (200,200)
Florianopolis at (40,900)
Fortaleza at (60,270)
Goiania at (650,910)
PortoAlegre at (961,50)
RiodeJaneiro at (190,980)
Salvador at (120,200)
SaoPaulo at (120,440)
Vitoria at (1000,100)
*****
==> MAP_CITY(Brasilia)
Mapped city Brasilia at (200,200).
*****
==> MAP_CITY(Salvador)
Mapped city Salvador at (120,200).
*****
==> MAP_CITY(RiodeJaneiro)
Mapped city RiodeJaneiro at (190,980).
*****
==> MAP_CITY(Goiania)
Mapped city Goiania at (650,910).
*****
==> MAP_CITY(Fortaleza)
Mapped city Fortaleza at (60,270).
*****
==> MAP_CITY(Vitoria)
Mapped city Vitoria at (1000,100).
*****
==> MAP_CITY(PortoAlegre)
Mapped city PortoAlegre at (961,50).
*****
==> MAP_CITY(BeloHorizonte)
Mapped city BeloHorizonte at (40,400).
*****
==> MAP_CITY(Florianopolis)
Mapped city Florianopolis at (40,900).
*****
==> PRINT_MAP()
NW
  NW
    NW Florianopolis at (40,900)
    NE RiodeJaneiro at (190,980)
    SW
    SE
  NE
  SW
  SE
NE Goiania at (650,910)
SW
  NW
    NW BeloHorizonte at (40,400)
    NE
    SW Fortaleza at (60,270)
    SE
  NE
  SW
    NW Salvador at (120,200)
    NE Brasilia at (200,200)
    SW
    SE
  SE
SE
  NW
  NE
  SW
  SE
    NW
    NE
    SW
    SE
      NW
      NE Vitoria at (1000,100)
      SW
      SE PortoAlegre at (961,50)
*****
==> EXIT()
Have a safe trip!