15
20 15
0.28
OBOOOOB?BBOOOOO
B?BB?OBBB?BOB?O
?BB?BB?BB?BB?BO
B????BB?B??BBBO
?BB??BB?BBB?B?B
BB?BB???BOOB?B?
?B?B?B?BBBOOBB?
?B????B???BOBB?
B?BBBBB??BOB?BB
BBOB??BBB?BBB?B
??BOBBOOOBB?BB?
B??B?BBOOB?BOB?
B?B?BB?BB?BOOB?
B?B??BBOB?B?BBB
BBB?BOOB?B?B???
?B?BOB?OBBBOB?B
?BBBB?BOB?BB??B
BOB?BBBOOBB?B?B
?B?BBB?BOOOBOBO
BOOB?BBOO?B?BOO
15 20
0.17
B?B?B?OB?O?B?B??OOO?
?BOBOBB?B??B?BOOOBO?
?B??B?BBO?OBBOB?B?BB
BOOB?BB?BOB??B?BOBB?
BO??B?BBOO?B?BBO?OOB
?BO??B?OO?OB?BOOOBBO
BOOOB?BOOOOOBB??B??B
O??OOB???OOB??BOOBB?
O?O?O?B?OOOBBB?B?OOO
BO?OBB?BOOB?BOBOOOBO
?BOB?BBOOBBBOBOOOB?B
B?OBB?O?B??BB?BBB?B?
?OB?BO??B?BB?BB?B?BO
?O?BOOOO?BOOBB??BBB?
OOOOOOOOO?O??OB?BB?B
16 16
0.08
OO?B?BO?OOOOOOOO
OOO?BOB?OOOOOOOO
OOO??B?BOOOOOOOO
??OOOOB?OOO???OO
?O?OOOOOBOOBOO?O
??OBOOOB?BB?BBO?
OOB?B?O?BO?BB?BO
O?OBOOOOOOOO?BOO
OOOO?OOOOBBOB?BO
BOOOOOOOB??BOBO?
?BBOBO?O?BBOOO?B
BB?B?BBBOO?OOOB?
OOB?BB??BBOO?OBB
OOO?O?BBB?BOOB?B
OO?OOBOOOBOOO?BO
OO??B?B??OOOOO?O
20 19
0.3
???B?B?B?B??BB??BBO
B?B?BB??B?BBOOB???B
B?BBBBB?BB?BBB??BB?
OBB???BBBOBB????BBB
B?BBBBBB?BB???BBB??
BB?BBB?BBOOBBBB?B?B
?B???B?BBO?OBB?BB?B
?BB?BB?B?BOB?B?BOBB
BB???BB?BOOBB?BBOB?
?OBBBBOBBBB?B???B?B
BBOBB?BB??BB?B?BBB?
??B?BBB?BB?BBB?B?BB
?B??BOOBOOB?B??B??B
BOBB?O?BBO?BOBBOBB?
?BOOOBB??BB?BOOB?B?
BBBOB?BBB?B?BO?B??B
B??B?BB?BB?BBOOB??B
BBBB?BOB?BB??BB??BO
??B?BBB?B?BBBB?BB?B
?BOBB?BB?BB???B??BO
16 19
0.15
B?B?OOOOOO??OB?B?OB
OBOO???OBBO?B?B?BB?
OOOOBBOB??BB?B?BOOB
?OOB??BOBBB?BBB?BOO
BBOB?BOOOOB?B?BB?BO
??BOBO?OOOB?BBOOBOO
BBOO?OBOO?B?B?O?BOO
?BB?BB?BOB?BO??B?BO
B??B?BBO??BOOO?BB?B
OBB?BOOOO??OOOB?BBO
B?B?BOOOBOOOO?B?BOB
OBOBOOOB?B?OOOOB?B?
O??OO?O?BOOOO?BBBOB
?BOBOOOB?BBOOB??BO?
B?B?BO?OBB?BOBBB?O?
OBOBOO?O?OBOB?BOOOO
20 16
0.22
?B?BBOBOBB?OOB?B
B?BB?B?B??BBOB?B
B?BBB?BB?BB?BB?B
OBB?BB?B?B?BB?B?
O?BBBOOOBOB?BB?B
OB?B?BO?BOOB?BBB
O?B?BOOB?BOOB???
BB??BOOOBOBBB?BB
??BBOOOOOB??BBOO
BB??BOOBB?BBB?OO
OB?B?OB?BBOB?BOO
??BOOB?BO?B?BO?O
OB?BO?BOB?OB?O?B
?OB?BO?B?BOOBOB?
?OOBO?O?B?BB?B?B
O?OOO?BB??B??B??
BOBBBB?BB?BBBO?O
?B???BB?BBB?OO?O
BBB?BBB?BB?BO?OB
B?BBB?B??BBOOOB?
19 15
0.17
BB?B?OOOOB???BO
?BB???O?OB?BBOO
B?OOOOBO?BBOB??
OBOOOB?BB?BB?BO
B?BB??BOOB?BBOO
BBB?BBOOOOB?BOO
?BBBB?B?OBBBOOO
BB?BB?BOB??BBOO
??B?OBOB??BB?B?
?OBOB?BOBBO?BOO
OB?BBB?BOBOB?BO
BB?B?BBOB?BB?B?
?BBB?BBOOBOOBBO
BBO?BB?BB?BOB?B
B?B?B?BOOB??OBO
OB?B?B?B?OBOOO?
?OB?BOB?BB?BOB?
BOBB?BOB?B?BB?B
?B?BB?BOO?BB?BO
20 16
0.11
O??O?BOB?OB?BOB?
OO??B?B?B?B?BB?B
BOO?OBOB?B?BO?B?
?B?OBO?OB?BOO?O?
B?BB?B?B?B???BOB
?BOBBOO?B?OBB?B?
O?B?B?OO??B?BBOB
?O?BOO?O?OOBB?BO
?O?BOBOOOBOO?BBO
??B?B?BOB?BBOB?B
OO?BB?BBOB??BOB?
?BB?BBB?BBBBBOO?
B?BBOB?B??BB?BO?
?B??OBB?B?BOBOO?
?OOBB?BB?B?BO?OO
?BB?BBB?B?BOOOO?
B?BB?OOBOO?BO?BO
OB?BOO?O??B?BB?B
O?B?B???O?OBO?BO
OO?B?B??OO?OO?O?
19 16
0.07
OOOOB?BOOOO?OOO?
O?OOBBOOOOOOOOOO
O??B?BOOO?O?B?OO
OOBOBOO?BBOB?B?O
OB?BBOOB??BOBOB?
OOBB?BOOBBOOOB?B
O?BOB?BOOOOOOOB?
OB?BOBOOOOO??OO?
OOB?O?O?OOO??OOO
?O?O?BOOOB?OOOO?
OBOOB?BOB?BO??OO
B?BB?BO?OBOO???O
OBOOB?OOOOOO?OOO
B??OOO??OOB?OOOO
?BO?O?OOOB?B?O?O
BBOOO??BOOBOO??O
B?BO?OB?BOOO?OO?
OB?BO?OBOBOBOOOO
OOB?BOOOB?B?BOOO
19 15
0.06
O?OOOOB?BOOOOOO
O?OBOO?BOOOOOOO
OOB?BOOOOOO?OOO
O?BBOOOOBBOB?OO
OB?BOOBB??B?BBO
OOB??B?B?B?BB?B
OO?OOOBOBOB?OB?
O?OOB?OOO?O?OB?
OOOB?B?O?OOOB?B
?O?OBOOOO??OOBO
OO?O?OBOO?BOOOO
?O??OB?BOB?BOOO
OOOO?OB?OOB?OOO
??OOOOOOOOO?OOO
OOOOOOOOO??OOOO
OOO?O?OOBOOOOOB
OOO?OOOB?B?OOB?
OOO?OO?OBO?OOOB
OOO?O??O?OO?O?O
20 19
0.16
?BO?OOB?B?BO?BB?BOB
BB?OOB?BOBOOB?BBBB?
??BOOBBO???OB?B??BB
B??BB?BOOOOB?B?BBOB
?BB?OB?O?OB?B?BOBB?
BB?OB?O?O?OBOBOB???
B?BB?B?OOOB?BBO?BB?
B?B?B?BO?OOBB?BOBOB
OB?OOBO?OO?BOBOB?BO
???BB?BOO?B?B?B???B
?OB?BBO?O?B?BBOBBBB
OOOB?O?OBOOB??B?BB?
BB??OBOB?BBOBBBBOBB
??BOB?BOBB?BOB?BB??
BBB?B??BOOBOB?BO?BB
B??BB??B?OOO?B??OO?
?BBOBBB?OBO?OOOO?OB
?B?B?B??B?BOOBO??B?
B?B?BOOB?B?OB?B?BOB
OBOOOOOOB?O?OBOB?B?
18 19
0.18
O?OB??BOB?B?BOOB?BO
OOOBBBBB?B?BOOOOBO?
O?B?BB?BBOBBBOOOO?O
OOBBOOB?OB???B?OBOO
OB?BBOOBBOBBBBOB?BO
B?BB?BB??BOOB?B??BO
OBO?BBB?BOOB?BBBB?O
B?BB??BBOBB??B?BOO?
BBOOB?BOB?BB?BBOOOO
?B?B?B?OOB?BBOOOBO?
BOB?B?B?B?BOBOBB?BO
BOOB?BOB?B?B?B?BBOO
?BO?BOBOB?BOBOBOOOO
BOOBOB?BOBOOOBBOOOO
?OB?B?B?B?BOB??BOOO
BOOBBOOB?BBBOBBOOOO
?BOB?BBOB???BB?OOBO
?B?OBB?BB?BBB?BOB?B
17 18
0.07
OO?OOBO?OB?BOB?O?O
OOOOB?B??OBOB?BBOO
OOOOOB?OOOO??B??B?
OOOOO?OOOOO?OBBBBO
?OOO?OOOOOOOB?BB?B
O?O?OOOOOOOOOBO?BO
OOOOO?OO?OOO????OO
OOOOOOOOOO?OOO?OO?
?O?OOOB????OO?O?OO
OBOOBB?B?OOOB?OOOO
B?BB?BB?OOOB?BO?OO
?B??B?OOOOOOBB??OO
OO?OOOO??BO?B?BO?O
OB?BOOOOB?BBOB??B?
B?B?BOO?B?B?BOOB?B
?BOB?BO?BB?BO?O?BO
?OOOB??B?BO?OOOO??
19 19
0.2
?OOOB?BO?O?OBO?OB?B
?BO?B??BOOOB?BBOOBB
B?BB?BBBOB?B???BBB?
B???B?B?B?B?BBBB??B
OBBBBBBBBB?BB?BB?BO
?BOB???B??BOB??BB?B
B?BOBBBBB?BOOBB?BB?
OBOOB?B?BBO?O?B?BOO
OBOOOBBB?B?OOOOBOBO
B?BOBB?BBB?OOOBOB?B
BBOB?BBB??BBOB?BB?B
??BBBBO?BBB?BOBBBBO
?BB?B?BOB?B?BOB??BO
B?BBOBO?B?BB?BBBBOO
OBO??OBB?BOOBB?BOB?
OOOB?B?BB?BB?B?BB?B
OOB?B?BOOB??B??BOB?
OOOB?OBO?OBB?BBBBOO
O?B?BB?BOOOO?OB??BO
20 16
0.11
B?B?OOO?OOBO?OOO
OB?OO?OOOB?BOOOO
OOOO?O?BB??BOBOB
?OOOO?B?BBBBB?B?
B?OO?B?B?OB??BOB
?B?O??BOOOOBBBOO
BOOOOOOOOBBOB?B?
O?OOOOOOB??BB?BO
BO?OBOO?OBBOOB?O
?BOB?BOBOOOOOB?O
BB?OBOB?BOOOB?BO
B?BOOOOBOOBOOBBO
OBOBOOOO?B?BB??B
OBB?BOOBOBBO?BB?
B?BB?OB?B?BOB?BO
?BO?OOOB?BB??BBB
?OOO?OOBBB?BOB??
OO?B?BB?BBB?B?BB
OOB?B??BB??BOB?B
OOOBOBB?BBBOOOBO