harvard:
HPHHPPHHHHPHHHPPHHPPHPHHHPHPHHPPHHPPPHPPPPPPPPHH
HHHHPHHPHHHHHPPHPPHHPPHPPPPPPHPPHPPPHPPHHPPHHHPH
PHPHHPHHHHHHPPHPHPPHPHHPHPHPPPHPPHHPPHHPPHPHPPHP
PHPHHPPHPHHHPPHHPHHPPPHHHHHPPHPHHPHPHPPPPHPPHPHP
PPHPPPHPHHHHPPHHHHPHHPHHHPPHPHPHPPHPPPPPPHHPHHPH
HHHPPPHHPHPHHPHHPHHPHPPPPPPPHPHPPHPPPHPPHHHHHHPH
PHPPPPHPHHHPHPHHHHPHHPHHPPPHPHPPPHHHPPHHPPHHPPPH
PHHPHHHPHHHHPPHHHPPPPPPHPHHPPHHPHPPPHHPHPHPHHPPP
PHPHPPPPHPHPHPPHPHHHHHHPPHHHPHPPHPHHPPHPHHHPPPPH
PHHPPPPPPHHPPPHHHPHPPHPHHPPHPPHPPHHPPHHHHHHHPPHH

S
HHHHPHHHHHHPPHHPHHHHHHHHPHHPHHHHHHHHHHPPHHPPPPPHHPHHHHHHHHPHPPHHPPPHHHHHHHHPHHHHHHPPHHHHHHHPHPPHHHHHHHHHPPHHPPPHHHHHHHPHHPHHHHHHHPPHHHH
HHPPHPHHHHHHHHHHPHPPPPHHHPPPHHHHHPPHHHHHPPHHHHPPHHHHPPHHHHHHPHHHHPPPHHPPPHHHHHHHHPHPPHHHPPPHHHHHPPHHHHHHHPPPHHPPHHHHHPPPHHHHHHHHHPHPPHHHHHHHPPPHHHPPHHP
HHHPPPHHPHHPPPPPHHHHHHHHPHPPHHPHHPHHHHHPPPHHHHHHH HHPPHPHPPHPHPPHHHPHPPHPHPPPHHHHHHPHHHHPPPHHHPPPPHHPPPHHHPPHHHHPHHHHHPPHHHHHHPPPHHHHHHPPPHPPHHHHPHHHHHHHPPHHPPHHH
HHPPHPHHHHHHHPPHPHPPHPHPPPPHHHPPPHHPHPHHPPHHHHHPPHHHHPPHHHHPPHHHHHHPHHHHPPPHHPPPHHHHHHHHPHPPHHHPPPHHHHHPPHHHHHHPHPPPHHPPHHHPHHPPPHPHHHHHHHPHPPHPPHHHHHHPHPPPHHHPPHHP

R
PPPHPHHPHHPPPHPHPPPPHPHHPPHPHHHHHPPHHPPHHHHHHPPHPPHHPPHPHPHHHHHPHHPHHHPPPHHHPHHPPHPHPPHPPPHPPHPPHPPHHHPHHHPHPPHPHHPHHHHPHPHHHPHHHPPPPPPHHHHHHPPPPPPPPHHHPPHPHPPPHPHPHPHHPPHHPPPPHHHHHHPPPHHPPPPPHPPPHHPP
HPHHPPHPPPPPHHPHPHPHHPPHPPPPHHHHHHPPPHPPHHHPPHPPPPHHPPHHHPHPHHHPPHPHHPPHPHHPPPPHHPPHPPHHHHPPPPPHHHPPPPHPPPPPPHPPHHPHHHHPHHHHHHHHPPHHPPPHPHHHPHHHHHPHHPHHHPHPHHPPPPHPHHPHHHPHPPPPHPPPPPPHPHHHHHPHHPPPHPPH
HPHHHPHHPHPHPPPHHHHHPHPHPHHHHPPPHHPPPPPPHHPPPPHPHHHPPPPHPPPHHPHHPPPHPPHPPPHHHHPHHPHPPPPHHPPPHHPPHPPPHPPHHHPHHHPHPPHPHHHHPPHHPPPPHHHPHHPPHPPHHHHPPHPHPPHPHPPPPPHPHPHHHHHHHPHPHHHHHHPHHPPPPHPPPPHPPPHHHPHH

F90
PPHHHPPPHHPPPPHHPHHHHHHPHPHPHHPHHHHHPHHHPHPHHHHPHHP PPPHHHPHPHPPHHHPHHPHPHPPHHHPPPPHHPPHPPP
PHHPPHPHHPHHHPHHHPPHHHHHHPPHPHPPPPHHHPHPPHHHHPHHHHPHHHPHHPPPPPHHPPPPHPHPHPHPHHPPHHHPPPHHHP
HPHPHHHPHHHHPHHHPPPHPPPHPPPPHHHPPHPPPPHHHPPPPPPPPHPHHPHHHHPHHHPHPHHPPHHHHHPHHPPHHPHHHHHHPH
PHHHPPHPPHPHPPPPHPPPHPHPPHPHHPHPPPHHHPHHHPPHHHPPHPPPPHPHHHPPHHPPHHHPPHHHHHHPHHHHHHHPHHHHPH
PPPHPHHHHHHHPPPHPPHHHHHPHHPPHHPPHHHHPHPHPHHPPHHPPPPHPPPHHHPHPHHHHHHHPHHPHPPHHPPPHHHPHPPHPP

F160
HHPPHHHHHPHHHPPPHHHPPHHHPHPPHHHHHPPPHHHPPPHPHHPPPPPHHPPHHPHHPHPHHPPPPPHHHPPPPHPHHHPPHPPPHHHPHHHHPPHHPHPHHHHPHHHHPPHHPHHPHHPHHHPHPPHPHHPHPHHPHHHPHHPPHPPPHPPPPPPPHHHPHHHHHPHHHHHPPHPP
PHHPHPPPHPPHHPHHHPHPHHPHHHPHHHPPPHHPPHPHPHHPHHHHPPHHPHPHHHHHPHHPPPPHPHPHPPHHHHPHHHHPHHHHHPPHPHHHPPPHPHPPHHPPPHHPHPHPPPPPHPHHPHHHPHPPPPHHPHHHHHPPPHHHHHHHHPHHPPPPPHPPPHPPHPPPHHPHHHHH
HHHPHPPHHPPPHPPPHPHPHPPHHHHPPHHHHHHPHPHHPPPPPHPPHHPHHHHHHHHHHHPPHPPHPPHHHHHHHHPPPPHPPHHHHHPPHHHPPHHPPHHHHHPPPHHHHHHPHHHPPPHHPPHPPPHPPHPPPHPPPPHHHPPHHPHPPHHHPHHPPHHPHHPH PHPHPHPHPHHP