________________+OP+__________
_______________+POP+__________
______________+PPO+___________
_____________+POP+____________
____________+PPO+_____________
___________+POP+______________
__________++PPP+______________
___++PPP_+++PPPO++PP__________
__+PPPP+++PPPO++PPPP++PPP_____
_++PPP++PPPP+++PPPPPP++PP_____
_++PP++PPPP++PPPPPPP++PPP_____
_++++++PPPPPPPPPPPPPPPPP______
__++++++PPPPPPPPPPPPPPP_______
__++++++++OOOPPPPPPPPPP_______
___+++++++OOOOPPPPPPPPPP______
____+++++++OOOPPPPPPPPPP______
_____+++++++OPPPPPPPPPPP______
_____+++++++OPPPPPPPPPP_______
_____+++++++PPPPPPPPP________
______+++++++OOPPPPPPP________
______++++++OOPPPPPPP_________
______+++++OOOPPPPP__________