a(3)=2
aab
ccb
ccb

a(4)=4
aaaa
bbcc
ddcc
ddcc

a(5)=4
aaabb
aaabb
cccbb
cccbb
cccbb

a(6)=5
aaaaaa
bbbcdd
ffgcdd
ffgcee
ffgcee
ffgcee

a(7)=5
aaaaaaa
bbbbcdd
fffgcdd
fffgcee
hhhgcee
hhhgcee
hhhgcee

a(8)=6
aaaaaaaa
bbbbccdd
bbbbccdd
eeeeccdd
eeeeccdd
eeeeccdd
ffffffdd
ffffffdd

a(9)=6
aaaaaabbb
aaaaaabbb
aaaaaabbb
aaaaaabbb
ccccccbbb
ccccccbbb
ccccccbbb
ccccccbbb
ccccccbbb

a(10)=8
aaaaaaabbb
aaaaaaabbb
cceeeeebbb
cceeeeebbb
cceeeeebbb
cceeeeebbb
ccffffffff
ccffffffff
dddddddddd
dddddddddd

a(11)=6
aaaaabbbbcc
aaaaabbbbcc
aaaaabbbbcc
dddddddeecc
dddddddeecc
fffggggeecc
fffggggeecc
fffggggeecc
fffggggeecc
fffhhhhhhhh
fffhhhhhhhh

a(12)=7
aaaaaaaaaaaa
bbbbbbccdeee
bbbbbbccdeee
ggggiiccdeee
ggggiiccdeee
ggggiiccdeee
hhhhiiccdfff
hhhhiiccdfff
hhhhiiccdfff
hhhhiiccdfff
jjjjjjjjdfff
jjjjjjjjdfff

a(13)=8
aaaaaaaaaaaaa
aaaaaaaaaaaaa
bbbbbbbbbbccc
bbbbbbbbbbccc
bbbbbbbbbbccc
ddddeeeeeeccc
ddddeeeeeeccc
ddddeeeeeeccc
ddddeeeeeeccc
ddddeeeeeeccc
ddddfffffffff
ddddfffffffff
ddddfffffffff

a(14)=6
aaaaaaaaaabbbb
aaaaaaaaaabbbb
aaaaaaaaaabbbb
cccdddddddbbbb
cccdddddddbbbb
cccdddddddbbbb
cccdddddddbbbb
cccdddddddbbbb
ccceeeeeffffff
ccceeeeeffffff
ccceeeeeffffff
ccceeeeeffffff
ccceeeeeffffff
ccceeeeeffffff

a(15)=8
aaaaaaaaaaaaaaa
aaaaaaaaaaaaaaa
aaaaaaaaaaaaaaa
bbbbbbbbbbbcccc
bbbbbbbbbbbcccc
bbbbbbbbbbbcccc
bbbbbbbbbbbcccc
ddddddeeeeecccc
ddddddeeeeecccc
ddddddeeeeecccc
ddddddeeeeecccc
ddddddeeeeecccc
ddddddeeeeecccc
ddddddeeeeecccc
ddddddeeeeecccc

a(16)=8
aaaaaaaaaaaaaabb
aaaaaaaaaaaaaabb
ccccccccccddddbb
ccccccccccddddbb
ccccccccccddddbb
eeefffffffddddbb
eeefffffffddddbb
eeefffffffddddbb
eeefffffffddddbb
eeefffffffddddbb
eeeggggghhhhhhbb
eeeggggghhhhhhbb
eeeggggghhhhhhbb
eeeggggghhhhhhbb
eeeggggghhhhhhbb
eeeggggghhhhhhbb

a(17)=8
aaaaaaaabbbbbbbcc
aaaaaaaabbbbbbbcc
aaaaaaaabbbbbbbcc
ddeeeeeeeeeeeffcc
ddeeeeeeeeeeeffcc
ddgghhhhhhhhhffcc
ddgghhhhhhhhhffcc
ddgghhhhhhhhhffcc
ddggiiiikkkkkffcc
ddggiiiikkkkkffcc
ddggiiiikkkkkffcc
ddggiiiikkkkkffcc
ddggiiiikkkkkffcc
ddggjjjjjjlllllll
ddggjjjjjjlllllll
ddggjjjjjjlllllll
ddggjjjjjjlllllll

a(18)=8
aaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaa
bbbbbbbbbbbbbbcccc
bbbbbbbbbbbbbbcccc
dddddddddddeeecccc
dddddddddddeeecccc
dddddddddddeeecccc
gggggghhhhheeecccc
gggggghhhhheeecccc
gggggghhhhheeeffff
gggggghhhhheeeffff
gggggghhhhheeeffff
iiiiiihhhhheeeffff
iiiiiihhhhheeeffff
iiiiiijjjjjjjjffff
iiiiiijjjjjjjjffff
iiiiiijjjjjjjjffff
iiiiiijjjjjjjjffff

a(19)=8
aaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaa
bbbbbbbbbcccccccccc
bbbbbbbbbcccccccccc
bbbbbbbbbcccccccccc
bbbbbbbbbcccccccccc
ddddddddddddddddeee
ddddddddddddddddeee
ffffffffffffggggeee
ffffffffffffggggeee
ffffffffffffggggeee
hhhhhiiiiiiiggggeee
hhhhhiiiiiiiggggeee
hhhhhiiiiiiiggggeee
hhhhhiiiiiiiggggeee
hhhhhiiiiiiiggggeee
hhhhhjjjjjjjjjjjeee
hhhhhjjjjjjjjjjjeee
hhhhhjjjjjjjjjjjeee

a(20)=9
aaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaa
bbbddddddddddddddeee
bbbddddddddddddddeee
bbbddddddddddddddeee
bbbffffggggggggggeee
bbbffffggggggggggeee
bbbffffggggggggggeee
bbbffffggggggggggeee
bbbffffhhhhiiiiiieee
bbbffffhhhhiiiiiieee
bbbffffhhhhiiiiiieee
bbbffffhhhhiiiiiieee
bbbffffhhhhiiiiiieee
ccccccchhhhiiiiiieee
ccccccchhhhjjjjjjjjj
ccccccchhhhjjjjjjjjj
ccccccchhhhjjjjjjjjj
ccccccchhhhjjjjjjjjj
ccccccchhhhjjjjjjjjj

a(21)=9
aaaaaaaaaaaaaaabbbccc
aaaaaaaaaaaaaaabbbccc
aaaaaaaaaaaaaaabbbccc
dddddddeeeeeeeebbbccc
dddddddeeeeeeeebbbccc
dddddddeeeeeeeebbbccc
dddddddeeeeeeeebbbccc
dddddddeeeeeeeebbbccc
dddddddeeeeeeeebbbccc
ffffgggggggggggbbbccc
ffffgggggggggggbbbccc
ffffgggggggggggbbbccc
ffffgggggggggggbbbccc
ffffhhhhhhhhhhhhhhccc
ffffhhhhhhhhhhhhhhccc
ffffhhhhhhhhhhhhhhccc
ffffiiiiiiiijjjjjjjjj
ffffiiiiiiiijjjjjjjjj
ffffiiiiiiiijjjjjjjjj
ffffiiiiiiiijjjjjjjjj
ffffiiiiiiiijjjjjjjjj

a(22)=9
aaaaaaaaaaaaaaaaaaabbb
aaaaaaaaaaaaaaaaaaabbb
cceeeggggggggggggggbbb
cceeeggggggggggggggbbb
cceeeggggggggggggggbbb
cceeehhhhiiiiiiiiiibbb
cceeehhhhiiiiiiiiiibbb
cceeehhhhiiiiiiiiiibbb
cceeehhhhiiiiiiiiiibbb
cceeehhhhjjjjkkkkkkbbb
cceeehhhhjjjjkkkkkkbbb
cceeehhhhjjjjkkkkkkbbb
cceeehhhhjjjjkkkkkkbbb
cceeehhhhjjjjkkkkkkbbb
ccfffffffjjjjkkkkkkbbb
ccfffffffjjjjlllllllll
ccfffffffjjjjlllllllll
ccfffffffjjjjlllllllll
ccfffffffjjjjlllllllll
ccfffffffjjjjlllllllll
dddddddddddddddddddddd
dddddddddddddddddddddd

a(23)=8
aaaaaaaaaaaaaaaaaabbbbb
aaaaaaaaaaaaaaaaaabbbbb
aaaaaaaaaaaaaaaaaabbbbb
aaaaaaaaaaaaaaaaaabbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
cccccccceeeeffffffbbbbb
ddddddddeeeeffffffbbbbb
ddddddddeeeeffffffbbbbb
ddddddddeeeeffffffbbbbb
ddddddddeeeeggggggggggg
ddddddddeeeeggggggggggg
ddddddddeeeeggggggggggg
ddddddddeeeeggggggggggg
ddddddddeeeeggggggggggg
ddddddddeeeeggggggggggg
ddddddddeeeeggggggggggg

a(24)=9
aaaaaaaaaaaaaaaabbbbbbbb
aaaaaaaaaaaaaaaabbbbbbbb
aaaaaaaaaaaaaaaabbbbbbbb
ccceeeeeeeeeeeeebbbbbbbb
ccceeeeeeeeeeeeebbbbbbbb
ccceeeeeeeeeeeeebbbbbbbb
ccceeeeeeeeeeeeebbbbbbbb
cccffffggggggggggggggggg
cccffffggggggggggggggggg
cccffffggggggggggggggggg
cccffffhhhhhiiiiiiiiiiii
cccffffhhhhhiiiiiiiiiiii
cccffffhhhhhiiiiiiiiiiii
cccffffhhhhhiiiiiiiiiiii
cccffffhhhhhjjjjjjjkkkkk
cccffffhhhhhjjjjjjjkkkkk
cccffffhhhhhjjjjjjjkkkkk
cccffffhhhhhjjjjjjjkkkkk
cccffffhhhhhjjjjjjjkkkkk
cccffffhhhhhjjjjjjjkkkkk
cccffffhhhhhjjjjjjjkkkkk
dddddddddddddddddddkkkkk
dddddddddddddddddddkkkkk
dddddddddddddddddddkkkkk

a(25)=10
aaaaaaaaaaaaaaaaaaaaaaabb
aaaaaaaaaaaaaaaaaaaaaaabb
ccccccccccccccccccccdddbb
ccccccccccccccccccccdddbb
eeeeeeeeeefffffgghhhdddbb
eeeeeeeeeefffffgghhhdddbb
eeeeeeeeeefffffgghhhdddbb
eeeeeeeeeefffffgghhhdddbb
jjjjjjjjjjfffffgghhhdddbb
jjjjjjjjjjfffffgghhhdddbb
jjjjjjjjjjfffffgghhhdddbb
jjjjjjjjjjfffffgghhhdddbb
jjjjjjjjjjkkkkkgghhhdddbb
llllmmmmmmkkkkkgghhhdddbb
llllmmmmmmkkkkkgghhhdddbb
llllmmmmmmkkkkkgghhhdddbb
llllmmmmmmkkkkkgghhhdddbb
llllmmmmmmkkkkkgghhhdddbb
llllmmmmmmkkkkkggiiiiiibb
llllmmmmmmkkkkkggiiiiiibb
llllmmmmmmkkkkkggiiiiiibb
llllnnnnnnnnnnnggiiiiiibb
llllnnnnnnnnnnnggiiiiiibb
llllnnnnnnnnnnnggiiiiiibb
llllnnnnnnnnnnnggiiiiiibb

a(26)=9
aaaaaaaaaaaaaaaaaaaaaaaabb
aaaaaaaaaaaaaaaaaaaaaaaabb
ccccccccccccccccddddddddbb
ccccccccccccccccddddddddbb
ccccccccccccccccddddddddbb
eeegggggggggggggddddddddbb
eeegggggggggggggddddddddbb
eeegggggggggggggddddddddbb
eeegggggggggggggddddddddbb
eeehhhhiiiiiiiiiiiiiiiiibb
eeehhhhiiiiiiiiiiiiiiiiibb
eeehhhhiiiiiiiiiiiiiiiiibb
eeehhhhjjjjjkkkkkkkkkkkkbb
eeehhhhjjjjjkkkkkkkkkkkkbb
eeehhhhjjjjjkkkkkkkkkkkkbb
eeehhhhjjjjjkkkkkkkkkkkkbb
eeehhhhjjjjjlllllllmmmmmbb
eeehhhhjjjjjlllllllmmmmmbb
eeehhhhjjjjjlllllllmmmmmbb
eeehhhhjjjjjlllllllmmmmmbb
eeehhhhjjjjjlllllllmmmmmbb
eeehhhhjjjjjlllllllmmmmmbb
eeehhhhjjjjjlllllllmmmmmbb
fffffffffffffffffffmmmmmbb
fffffffffffffffffffmmmmmbb
fffffffffffffffffffmmmmmbb

a(27)=10
aaaaaaaaaaaaaaaaaaaaaaabbcc
aaaaaaaaaaaaaaaaaaaaaaabbcc
dddddhhhhhhhhjjjjjjjjjjbbcc
dddddhhhhhhhhjjjjjjjjjjbbcc
dddddhhhhhhhhjjjjjjjjjjbbcc
dddddhhhhhhhhjjjjjjjjjjbbcc
dddddhhhhhhhhjjjjjjjjjjbbcc
dddddiiiiiiiiiiiikkkkkkbbcc
dddddiiiiiiiiiiiikkkkkkbbcc
dddddiiiiiiiiiiiikkkkkkbbcc
dddddiiiiiiiiiiiikkkkkkbbcc
eeeffflllllllllllkkkkkkbbcc
eeeffflllllllllllkkkkkkbbcc
eeeffflllllllllllkkkkkkbbcc
eeeffflllllllllllmmmmmmbbcc
eeefffnnnnooooooommmmmmbbcc
eeefffnnnnooooooommmmmmbbcc
eeefffnnnnooooooommmmmmbbcc
eeefffnnnnooooooommmmmmbbcc
eeefffnnnnooooooommmmmmbbcc
eeefffnnnnooooooommmmmmbbcc
eeefffnnnnooooooommmmmmbbcc
eeefffnnnnpppppppppppppppcc
eeefffnnnnpppppppppppppppcc
eeefffnnnnpppppppppppppppcc
eeegggggggggggggggggggggggg
eeegggggggggggggggggggggggg

a(28)=9
aaaaaaaaaaabbbbbbbbbbcccddee
aaaaaaaaaaabbbbbbbbbbcccddee
aaaaaaaaaaabbbbbbbbbbcccddee
aaaaaaaaaaabbbbbbbbbbcccddee
aaaaaaaaaaabbbbbbbbbbcccddee
fffffffffffffggggggggcccddee
fffffffffffffggggggggcccddee
fffffffffffffggggggggcccddee
fffffffffffffggggggggcccddee
hhhiiiijjjjjjggggggggcccddee
hhhiiiijjjjjjggggggggcccddee
hhhiiiijjjjjjmmmmmmmmcccddee
hhhiiiijjjjjjmmmmmmmmcccddee
hhhiiiijjjjjjmmmmmmmmcccddee
hhhiiiijjjjjjmmmmmmmmcccddee
hhhiiiijjjjjjmmmmmmmmcccddee
hhhiiiijjjjjjmmmmmmmmcccddee
hhhiiiijjjjjjmmmmmmmmcccddee
hhhiiiilllllllllllllllllddee
hhhiiiilllllllllllllllllddee
hhhiiiilllllllllllllllllddee
hhhkkkkkkknnnnnnnnnnnnnnddee
hhhkkkkkkknnnnnnnnnnnnnnddee
hhhkkkkkkknnnnnnnnnnnnnnddee
hhhkkkkkkknnnnnnnnnnnnnnddee
hhhkkkkkkkooooooooooooooooee
hhhkkkkkkkooooooooooooooooee
hhhkkkkkkkooooooooooooooooee

a(29)=9
aaaaaaaaaaaaaaaaaaaaaaaaabbbb
aaaaaaaaaaaaaaaaaaaaaaaaabbbb
aaaaaaaaaaaaaaaaaaaaaaaaabbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccddddddddeeeeeeeeefffffbbbb
cccggggggiiiiiiiiiiifffffbbbb
cccggggggiiiiiiiiiiifffffbbbb
cccggggggiiiiiiiiiiifffffbbbb
cccggggggiiiiiiiiiiifffffbbbb
cccggggggiiiiiiiiiiifffffbbbb
cccggggggiiiiiiiiiiifffffbbbb
cccggggggiiiiiiiiiiifffffbbbb
cccggggggjjjjjjjjjjjjkkkkkkkk
cccggggggjjjjjjjjjjjjkkkkkkkk
cccggggggjjjjjjjjjjjjkkkkkkkk
cccggggggjjjjjjjjjjjjkkkkkkkk
cccggggggjjjjjjjjjjjjkkkkkkkk
cccggggggjjjjjjjjjjjjkkkkkkkk
ccchhhhhhhhhhhhhhhhhhkkkkkkkk
ccchhhhhhhhhhhhhhhhhhkkkkkkkk
ccchhhhhhhhhhhhhhhhhhkkkkkkkk
ccchhhhhhhhhhhhhhhhhhkkkkkkkk

a(30)=11
aaaaaaaaaaaaaaaaaaaaaaaaaaaabb
aaaaaaaaaaaaaaaaaaaaaaaaaaaabb
cccccccccccddddddddddddddeeebb
cccccccccccddddddddddddddeeebb
cccccccccccddddddddddddddeeebb
cccccccccccddddddddddddddeeebb
cccccccccccffffgggggghhhheeebb
kkkmmmmmmmmffffgggggghhhheeebb
kkkmmmmmmmmffffgggggghhhheeebb
kkkmmmmmmmmffffgggggghhhheeebb
kkkmmmmmmmmffffgggggghhhheeebb
kkkmmmmmmmmffffgggggghhhheeebb
kkkmmmmmmmmffffgggggghhhheeebb
kkkmmmmmmmmffffgggggghhhheeebb
kkknnnnnnnnffffgggggghhhheeebb
kkknnnnnnnnffffgggggghhhheeebb
kkknnnnnnnnffffiiiiiihhhheeebb
kkknnnnnnnnffffiiiiiihhhheeebb
kkknnnnnnnnffffiiiiiihhhheeebb
kkknnnnnnnnffffiiiiiihhhheeebb
kkknnnnnnnnffffiiiiiihhhheeebb
kkknnnnnnnnffffiiiiiijjjjjjjbb
kkkooooooooooooiiiiiijjjjjjjbb
kkkooooooooooooiiiiiijjjjjjjbb
kkkooooooooooooiiiiiijjjjjjjbb
kkkooooooooooooiiiiiijjjjjjjbb
kkkooooooooooooiiiiiijjjjjjjbb
llllllllllllllllllllljjjjjjjbb
llllllllllllllllllllljjjjjjjbb
llllllllllllllllllllljjjjjjjbb

a(31)=11
aaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
cceeeeeeeeeeeeeeeeeeeeeeebbbbbb
cceeeeeeeeeeeeeeeeeeeeeeebbbbbb
ccffgggggggggghhhhhhhhhhhbbbbbb
ccffgggggggggghhhhhhhhhhhbbbbbb
ccffgggggggggghhhhhhhhhhhbbbbbb
ccffgggggggggghhhhhhhhhhhbbbbbb
ccffgggggggggghhhhhhhhhhhbbbbbb
ccffiiiiiiiiiiiiiiiiiiiiiiiiiii
ccffiiiiiiiiiiiiiiiiiiiiiiiiiii
ccffjjjkkkkkkkkkkkkkkkkllllllll
ccffjjjkkkkkkkkkkkkkkkkllllllll
ccffjjjkkkkkkkkkkkkkkkkllllllll
ccffjjjmmmmnnnnnnnnnnnnllllllll
ccffjjjmmmmnnnnnnnnnnnnllllllll
ccffjjjmmmmnnnnnnnnnnnnllllllll
ccffjjjmmmmnnnnnnnnnnnnllllllll
ccffjjjmmmmoooooooooooooooppppp
ccffjjjmmmmoooooooooooooooppppp
ccffjjjmmmmoooooooooooooooppppp
ccffjjjmmmmqqqqqqqrrrrrrrrppppp
ccffjjjmmmmqqqqqqqrrrrrrrrppppp
ccffjjjmmmmqqqqqqqrrrrrrrrppppp
ccffjjjmmmmqqqqqqqrrrrrrrrppppp
ccffjjjmmmmqqqqqqqrrrrrrrrppppp
ccffjjjmmmmqqqqqqqrrrrrrrrppppp
ccffjjjmmmmqqqqqqqsssssssssssss
ddddddddddddddddddsssssssssssss
ddddddddddddddddddsssssssssssss
ddddddddddddddddddsssssssssssss

a(32)=10
aaaaaaaaaaaaaabbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaabbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaabbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaabbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaabbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaabbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaacccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffggggggggggcccccccccdddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhiiiiiiiiiiiidddddeeee
ffffhhhhhhhjjjjjjjjjjjjjjjjjeeee
ffffhhhhhhhjjjjjjjjjjjjjjjjjeeee
ffffhhhhhhhjjjjjjjjjjjjjjjjjeeee
ffffhhhhhhhjjjjjjjjjjjjjjjjjeeee
ffffhhhhhhhjjjjjjjjjjjjjjjjjeeee
ffffhhhhhhhjjjjjjjjjjjjjjjjjeeee

a(33)=12
aaaaaaaaaaaaaaaaaaaaccccccccbbbbb
aaaaaaaaaaaaaaaaaaaaccccccccbbbbb
aaaaaaaaaaaaaaaaaaaaccccccccbbbbb
aaaaaaaaaaaaaaaaaaaaccccccccbbbbb
eeeiiihhhhhhhhhhhhhhccccccccbbbbb
eeeiiihhhhhhhhhhhhhhccccccccbbbbb
eeeiiihhhhhhhhhhhhhhccccccccbbbbb
eeeiiihhhhhhhhhhhhhhccccccccbbbbb
eeeiiihhhhhhhhhhhhhhccccccccbbbbb
eeeiiihhhhhhhhhhhhhhccccccccbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmgggggggggggbbbbb
eeeiiilllllmmmmmmffffffffffffffff
eeeiiilllllmmmmmmffffffffffffffff
eeeiiilllllmmmmmmffffffffffffffff
eeeiiilllllmmmmmmffffffffffffffff
eeeiiilllllmmmmmmffffffffffffffff
eeeiiillllljjjjjjjjjjjjjjjjjjjjjj
eeeiiillllljjjjjjjjjjjjjjjjjjjjjj
eeeiiillllljjjjjjjjjjjjjjjjjjjjjj
eeeiiillllljjjjjjjjjjjjjjjjjjjjjj
eeeiiikkkkkkkkkkkkkkkkkkkkkkkkkkk
eeeiiikkkkkkkkkkkkkkkkkkkkkkkkkkk
eeeiiikkkkkkkkkkkkkkkkkkkkkkkkkkk
eeedddddddddddddddddddddddddddddd
eeedddddddddddddddddddddddddddddd
eeedddddddddddddddddddddddddddddd

a(34)=12
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbb
ffoooooooooooooooogggggggggggggbbb
ffoooooooooooooooogggggggggggggbbb
ffoooooooooooooooogggggggggggggbbb
ffoooooooooooooooogggggggggggggbbb
ffnnnnnnmmmpppppppgggggggggggggbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmppppppprrrrrrrrhhhhhbbb
ffnnnnnnmmmqqqqqqqqqqqqqqqhhhhhbbb
ffnnnnnnmmmqqqqqqqqqqqqqqqhhhhhbbb
ffllllllmmmqqqqqqqqqqqqqqqhhhhhbbb
ffllllllmmmqqqqqqqqqqqqqqqhhhhhbbb
ffllllllmmmiiiiiiiiiiiiiiiiiiiibbb
ffllllllmmmiiiiiiiiiiiiiiiiiiiibbb
ffllllllmmmiiiiiiiiiiiiiiiiiiiibbb
ffllllllmmmjjjjjjjjjjjjjjddddddddd
ffllllllmmmjjjjjjjjjjjjjjddddddddd
ffllllllmmmjjjjjjjjjjjjjjddddddddd
ffllllllmmmjjjjjjjjjjjjjjddddddddd
ffllllllmmmjjjjjjjjjjjjjjddddddddd
ffkkkkkkkkkkkkkkkkkkkkkkkddddddddd
ffkkkkkkkkkkkkkkkkkkkkkkkddddddddd
ffkkkkkkkkkkkkkkkkkkkkkkkddddddddd
ffeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
ffeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
cccccccccccccccccccccccccccccccccc
cccccccccccccccccccccccccccccccccc

a(35)=11
aaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
jjggggggfffffffffffffffffffffbbbbbb
jjggggggfffffffffffffffffffffbbbbbb
jjggggggfffffffffffffffffffffbbbbbb
jjgggggghhhhhhhhiiiiiiiiiiiiibbbbbb
jjgggggghhhhhhhhiiiiiiiiiiiiibbbbbb
jjgggggghhhhhhhhiiiiiiiiiiiiibbbbbb
jjgggggghhhhhhhhiiiiiiiiiiiiibbbbbb
jjgggggghhhhhhhhiiiiiiiiiiiiibbbbbb
jjgggggghhhhhhhhddddddddddddddddddd
jjgggggghhhhhhhhddddddddddddddddddd
jjgggggghhhhhhhhddddddddddddddddddd
jjeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
jjeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
jjllllllllllllllllllllllllllllllccc
jjllllllllllllllllllllllllllllllccc
jjmmmmmmmmmmmmmmmmmmmmmmnnnnnnnnccc
jjmmmmmmmmmmmmmmmmmmmmmmnnnnnnnnccc
jjmmmmmmmmmmmmmmmmmmmmmmnnnnnnnnccc
jjqqqqqqqpppppppppppppppnnnnnnnnccc
jjqqqqqqqpppppppppppppppnnnnnnnnccc
jjqqqqqqqpppppppppppppppnnnnnnnnccc
jjqqqqqqqpppppppppppppppnnnnnnnnccc
jjqqqqqqqrrrrrrrrrrrroooooooooooccc
jjqqqqqqqrrrrrrrrrrrroooooooooooccc
jjqqqqqqqrrrrrrrrrrrroooooooooooccc
jjqqqqqqqrrrrrrrrrrrroooooooooooccc
jjqqqqqqqrrrrrrrrrrrroooooooooooccc
jjssssssssssssssttttttttttttttttccc
jjssssssssssssssttttttttttttttttccc
jjssssssssssssssttttttttttttttttccc
jjssssssssssssssttttttttttttttttccc
kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkccc
kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkccc

a(36)=12
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbb
gggggggghhhiimmmfffffffffffffffffbbb
gggggggghhhiimmmfffffffffffffffffbbb
gggggggghhhiimmmfffffffffffffffffbbb
gggggggghhhiimmmfffffffffffffffffbbb
gggggggghhhiimmmrrrqqqqqqqqqqqqqqbbb
gggggggghhhiimmmrrrqqqqqqqqqqqqqqbbb
gggggggghhhiimmmrrrqqqqqqqqqqqqqqbbb
gggggggghhhiimmmrrrqqqqqqqqqqqqqqbbb
kkklllllhhhiimmmrrrqqqqqqqqqqqqqqbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooppppppbbb
kkklllllhhhiimmmrrrssssooooddddddddd
kkklllllhhhiimmmrrrssssooooddddddddd
kkklllllhhhiimmmrrrssssooooddddddddd
kkkjjjjjjjjiimmmrrrssssooooddddddddd
kkkjjjjjjjjiimmmrrrssssooooddddddddd
kkkjjjjjjjjiinnnnnnnnnnooooddddddddd
kkkjjjjjjjjiinnnnnnnnnnooooddddddddd
kkkjjjjjjjjiinnnnnnnnnneeeeeeeeeeeee
kkkjjjjjjjjiinnnnnnnnnneeeeeeeeeeeee
kkkjjjjjjjjiinnnnnnnnnneeeeeeeeeeeee
kkkjjjjjjjjiinnnnnnnnnneeeeeeeeeeeee
kkkjjjjjjjjiinnnnnnnnnneeeeeeeeeeeee
cccccccccccccccccccccccccccccccccccc
cccccccccccccccccccccccccccccccccccc

a(37)=11
aaaaaaaaaaaaaaaaffffffffffffffffffbbb
aaaaaaaaaaaaaaaaffffffffffffffffffbbb
aaaaaaaaaaaaaaaaffffffffffffffffffbbb
aaaaaaaaaaaaaaaaffffffffffffffffffbbb
aaaaaaaaaaaaaaaaffffffffffffffffffbbb
llllkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbb
llllkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbb
llllkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbb
llllnnnnnnmmmmmmmmmmmmmmmjjjjjjjjjbbb
llllnnnnnnmmmmmmmmmmmmmmmjjjjjjjjjbbb
llllnnnnnnmmmmmmmmmmmmmmmjjjjjjjjjbbb
llllnnnnnnmmmmmmmmmmmmmmmjjjjjjjjjbbb
llllnnnnnnmmmmmmmmmmmmmmmjjjjjjjjjbbb
llllnnnnnnmmmmmmmmmmmmmmmjjjjjjjjjbbb
llllnnnnnnppppppppppphhhhjjjjjjjjjbbb
llllnnnnnnppppppppppphhhhjjjjjjjjjbbb
llllnnnnnnppppppppppphhhhjjjjjjjjjbbb
llllnnnnnnppppppppppphhhhjjjjjjjjjbbb
llllnnnnnnppppppppppphhhhiiiiiiiiibbb
llllnnnnnnppppppppppphhhhiiiiiiiiibbb
llllnnnnnnppppppppppphhhhiiiiiiiiibbb
llllnnnnnnppppppppppphhhhiiiiiiiiibbb
llllooooooooooooooooohhhhiiiiiiiiibbb
llllooooooooooooooooohhhhiiiiiiiiibbb
llllooooooooooooooooohhhhiiiiiiiiibbb
llllooooooooooooooooohhhhiiiiiiiiibbb
llllooooooooooooooooohhhhiiiiiiiiibbb
eeeeeeeeggggggggggggghhhhdddddddddddd
eeeeeeeeggggggggggggghhhhdddddddddddd
eeeeeeeeggggggggggggghhhhdddddddddddd
eeeeeeeeggggggggggggghhhhdddddddddddd
eeeeeeeeggggggggggggghhhhdddddddddddd
eeeeeeeeggggggggggggghhhhdddddddddddd
eeeeeeeeggggggggggggghhhhdddddddddddd
eeeeeeeeccccccccccccccccccccccccccccc
eeeeeeeeccccccccccccccccccccccccccccc
eeeeeeeeccccccccccccccccccccccccccccc

a(38)=10
aaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbb
ccccdddddddeeeeeeeeeebbbbbbbbbbbbbbbbb
ccccdddddddeeeeeeeeeebbbbbbbbbbbbbbbbb
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddeeeeeeeeeeffffffffffffggggg
ccccdddddddiiiiiiiiiiiiiiiiiiiiiiggggg
ccccdddddddiiiiiiiiiiiiiiiiiiiiiiggggg
ccccdddddddiiiiiiiiiiiiiiiiiiiiiiggggg
ccccdddddddiiiiiiiiiiiiiiiiiiiiiiggggg
ccccdddddddiiiiiiiiiiiiiiiiiiiiiiggggg
ccccdddddddiiiiiiiiiiiiiiiiiiiiiiggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
ccccjjjjjjjjjjjjjjkkkkkkkkkkkkkkkggggg
cccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
cccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
cccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
cccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh

a(39)=11
aaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeebbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeebbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeebbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeebbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeebbbbb
ddddhhhhhhhhhhhhhhhhhhhhhhheeeeeeebbbbb
ddddhhhhhhhhhhhhhhhhhhhhhhheeeeeeebbbbb
ddddhhhhhhhhhhhhhhhhhhhhhhheeeeeeebbbbb
ddddhhhhhhhhhhhhhhhhhhhhhhheeeeeeebbbbb
ddddhhhhhhhhhhhhhhhhhhhhhhheeeeeeebbbbb
ddddhhhhhhhhhhhhhhhhhhhhhhheeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjiiiiiiiiiiiiiiiiieeeeeeebbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkgggggggggggggggbbbbb
ddddjjjjjjkkkkkkkkkffffffffffffffffffff
ddddjjjjjjkkkkkkkkkffffffffffffffffffff
ddddjjjjjjkkkkkkkkkffffffffffffffffffff
ddddjjjjjjkkkkkkkkkffffffffffffffffffff
ddddjjjjjjkkkkkkkkkffffffffffffffffffff
ddddjjjjjjkkkkkkkkkffffffffffffffffffff
ddddjjjjjjkkkkkkkkkffffffffffffffffffff
ddddccccccccccccccccccccccccccccccccccc
ddddccccccccccccccccccccccccccccccccccc
ddddccccccccccccccccccccccccccccccccccc
ddddccccccccccccccccccccccccccccccccccc

a(40)=12
aaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbbbbbbb
dddddddddeeeeeeeeeeeeeeeeeeebbbbbbbbbbbb
dddddddddeeeeeeeeeeeeeeeeeeebbbbbbbbbbbb
dddddddddeeeeeeeeeeeeeeeeeeebbbbbbbbbbbb
dddddddddeeeeeeeeeeeeeeeeeeebbbbbbbbbbbb
dddddddddeeeeeeeeeeeeeeeeeeebbbbbbbbbbbb
dddddddddeeeeeeeeeeeeeeeeeeebbbbbbbbbbbb
dddddddddffffffffffffffffffffgggggghhhhh
dddddddddffffffffffffffffffffgggggghhhhh
dddddddddffffffffffffffffffffgggggghhhhh
dddddddddffffffffffffffffffffgggggghhhhh
dddddddddffffffffffffffffffffgggggghhhhh
dddddddddffffffffffffffffffffgggggghhhhh
lllllllllllllllllllllllllllllgggggghhhhh
lllllllllllllllllllllllllllllgggggghhhhh
lllllllllllllllllllllllllllllgggggghhhhh
lllllllllllllllllllllllllllllgggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
mmmmmmmmmmmmmmnnnnnnnnnnnnnnngggggghhhhh
kkkkkkkkkkkkkjjjjjjjjjjjjjjjjjjjjjjhhhhh
kkkkkkkkkkkkkjjjjjjjjjjjjjjjjjjjjjjhhhhh
kkkkkkkkkkkkkjjjjjjjjjjjjjjjjjjjjjjhhhhh
kkkkkkkkkkkkkjjjjjjjjjjjjjjjjjjjjjjhhhhh
kkkkkkkkkkkkkjjjjjjjjjjjjjjjjjjjjjjhhhhh
kkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiii
kkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiii
kkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiii
kkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiii
cccccccccccccccccccccccccccccccccccccccc
cccccccccccccccccccccccccccccccccccccccc
cccccccccccccccccccccccccccccccccccccccc

a(41)=13
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaccccbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaccccbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaccccbbb
mmmmmmmmnnnnkkkkkkkkkkkkkkkkkkkkkkccccbbb
mmmmmmmmnnnnkkkkkkkkkkkkkkkkkkkkkkccccbbb
mmmmmmmmnnnnkkkkkkkkkkkkkkkkkkkkkkccccbbb
mmmmmmmmnnnnkkkkkkkkkkkkkkkkkkkkkkccccbbb
mmmmmmmmnnnnkkkkkkkkkkkkkkkkkkkkkkccccbbb
mmmmmmmmnnnnlllllllllllllllljjjjjjccccbbb
mmmmmmmmnnnnlllllllllllllllljjjjjjccccbbb
mmmmmmmmnnnnlllllllllllllllljjjjjjccccbbb
mmmmmmmmnnnnlllllllllllllllljjjjjjccccbbb
mmmmmmmmnnnnlllllllllllllllljjjjjjccccbbb
mmmmmmmmnnnnlllllllllllllllljjjjjjccccbbb
mmmmmmmmnnnnlllllllllllllllljjjjjjccccbbb
mmmmmmmmnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiijjjjjjccccbbb
ppppppppnnnnooooooohhhhiiiiiffffffffffbbb
ppppppppnnnnooooooohhhhiiiiiffffffffffbbb
ppppppppnnnnooooooohhhhiiiiiffffffffffbbb
ppppppppnnnnooooooohhhhiiiiiffffffffffbbb
ppppppppnnnnooooooohhhhiiiiiffffffffffbbb
eeeeeeeeeeggggggggghhhhiiiiiffffffffffbbb
eeeeeeeeeeggggggggghhhhiiiiiffffffffffbbb
eeeeeeeeeeggggggggghhhhiiiiiffffffffffbbb
eeeeeeeeeeggggggggghhhhiiiiiffffffffffbbb
eeeeeeeeeeggggggggghhhhiiiiiffffffffffbbb
eeeeeeeeeeggggggggghhhhdddddddddddddddddd
eeeeeeeeeeggggggggghhhhdddddddddddddddddd
eeeeeeeeeeggggggggghhhhdddddddddddddddddd
eeeeeeeeeeggggggggghhhhdddddddddddddddddd
eeeeeeeeeeggggggggghhhhdddddddddddddddddd
eeeeeeeeeeggggggggghhhhdddddddddddddddddd

a(42)=12
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
eeeddddddddddddddddddddddddddddddddddddddd
eeeddddddddddddddddddddddddddddddddddddddd
eeennnnnnnnnnnnnnnnnnnnnnnnnnnnngggggggggg
eeennnnnnnnnnnnnnnnnnnnnnnnnnnnngggggggggg
eeennnnnnnnnnnnnnnnnnnnnnnnnnnnngggggggggg
eeeqqqqqqqqqqqqqqqoooooooooooooogggggggggg
eeeqqqqqqqqqqqqqqqoooooooooooooogggggggggg
eeeqqqqqqqqqqqqqqqoooooooooooooogggggggggg
eeeqqqqqqqqqqqqqqqoooooooooooooogggggggggg
eeeqqqqqqqqqqqqqqqoooooooooooooogggggggggg
eeeqqqqqqqqqqqqqqqoooooooooooooollllkkkccc
eeerrrrrrrppppppppppppppppppppppllllkkkccc
eeerrrrrrrppppppppppppppppppppppllllkkkccc
eeerrrrrrrppppppppppppppppppppppllllkkkccc
eeerrrrrrrppppppppppppppppppppppllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeerrrrrrruuuuuuuuuuuttttttmmmmmllllkkkccc
eeessssssssssssssssssttttttmmmmmllllkkkccc
eeessssssssssssssssssttttttmmmmmllllkkkccc
eeessssssssssssssssssttttttmmmmmllllkkkccc
eeessssssssssssssssssttttttmmmmmllllkkkccc
eeessssssssssssssssssttttttmmmmmllllkkkccc
fffffffffffffffffffffffffffmmmmmllllkkkccc
fffffffffffffffffffffffffffmmmmmllllkkkccc
fffffffffffffffffffffffffffmmmmmllllkkkccc
bbbbbbbbbbhhhhhhhhhiiiiiiiiiiiiiiiiikkkccc
bbbbbbbbbbhhhhhhhhhiiiiiiiiiiiiiiiiikkkccc
bbbbbbbbbbhhhhhhhhhiiiiiiiiiiiiiiiiikkkccc
bbbbbbbbbbhhhhhhhhhiiiiiiiiiiiiiiiiikkkccc
bbbbbbbbbbhhhhhhhhhiiiiiiiiiiiiiiiiikkkccc
bbbbbbbbbbhhhhhhhhhjjjjjjjjjjjjjjjjjjjjccc
bbbbbbbbbbhhhhhhhhhjjjjjjjjjjjjjjjjjjjjccc
bbbbbbbbbbhhhhhhhhhjjjjjjjjjjjjjjjjjjjjccc
bbbbbbbbbbhhhhhhhhhjjjjjjjjjjjjjjjjjjjjccc

a(43)=12
aaaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeeeeeeebbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeeeeeeebbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeeeeeeebbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaeeeeeeeeeeeebbb
fffffffffhhhhhhhhhhhhhhhhhhheeeeeeeeeeeebbb
fffffffffhhhhhhhhhhhhhhhhhhheeeeeeeeeeeebbb
fffffffffhhhhhhhhhhhhhhhhhhheeeeeeeeeeeebbb
fffffffffhhhhhhhhhhhhhhhhhhheeeeeeeeeeeebbb
fffffffffhhhhhhhhhhhhhhhhhhheeeeeeeeeeeebbb
fffffffffhhhhhhhhhhhhhhhhhhheeeeeeeeeeeebbb
fffffffffiiiiiiiiiiiiiiiiiiiijjjjjjjkkkkbbb
fffffffffiiiiiiiiiiiiiiiiiiiijjjjjjjkkkkbbb
fffffffffiiiiiiiiiiiiiiiiiiiijjjjjjjkkkkbbb
fffffffffiiiiiiiiiiiiiiiiiiiijjjjjjjkkkkbbb
fffffffffiiiiiiiiiiiiiiiiiiiijjjjjjjkkkkbbb
fffffffffiiiiiiiiiiiiiiiiiiiijjjjjjjkkkkbbb
gggggggggggggggggggggggggggggjjjjjjjkkkkbbb
gggggggggggggggggggggggggggggjjjjjjjkkkkbbb
gggggggggggggggggggggggggggggjjjjjjjkkkkbbb
gggggggggggggggggggggggggggggjjjjjjjkkkkbbb
dddddnnnnnnnnmmmmmmmmmmmmmmmmjjjjjjjkkkkbbb
dddddnnnnnnnnmmmmmmmmmmmmmmmmjjjjjjjkkkkbbb
dddddnnnnnnnnmmmmmmmmmmmmmmmmjjjjjjjkkkkbbb
dddddnnnnnnnnmmmmmmmmmmmmmmmmjjjjjjjkkkkbbb
dddddnnnnnnnnmmmmmmmmmmmmmmmmjjjjjjjkkkkbbb
dddddnnnnnnnnmmmmmmmmmmmmmmmmjjjjjjjkkkkbbb
dddddnnnnnnnnmmmmmmmmmmmmmmmmjjjjjjjkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddnnnnnnnnpppppppppppppplllllllllkkkkbbb
dddddoooooooooooooooooooooolllllllllkkkkbbb
dddddoooooooooooooooooooooolllllllllkkkkbbb
dddddoooooooooooooooooooooolllllllllkkkkbbb
dddddoooooooooooooooooooooolllllllllkkkkbbb
dddddoooooooooooooooooooooolllllllllkkkkbbb
dddddcccccccccccccccccccccccccccccccccccccc
dddddcccccccccccccccccccccccccccccccccccccc
dddddcccccccccccccccccccccccccccccccccccccc

a(44)=12
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
ddddffffffffffffffffffffffffffffiiiiiiiijjjj
ddddffffffffffffffffffffffffffffiiiiiiiijjjj
ddddffffffffffffffffffffffffffffiiiiiiiijjjj
ddddffffffffffffffffffffffffffffiiiiiiiijjjj
ddddffffffffffffffffffffffffffffiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddgggggggggggggggggkkkkkkkkkkkiiiiiiiijjjj
ddddeeeeeelllllllllllkkkkkkkkkkkiiiiiiiijjjj
ddddeeeeeelllllllllllkkkkkkkkkkkiiiiiiiijjjj
ddddeeeeeelllllllllllkkkkkkkkkkkiiiiiiiijjjj
ddddeeeeeelllllllllllkkkkkkkkkkkiiiiiiiijjjj
ddddeeeeeelllllllllllkkkkkkkkkkkiiiiiiiijjjj
ddddeeeeeelllllllllllmmmmmmmmmmmmmmmmmmmjjjj
ddddeeeeeelllllllllllmmmmmmmmmmmmmmmmmmmjjjj
ddddeeeeeelllllllllllmmmmmmmmmmmmmmmmmmmjjjj
ddddeeeeeelllllllllllmmmmmmmmmmmmmmmmmmmjjjj
ddddeeeeeelllllllllllmmmmmmmmmmmmmmmmmmmjjjj
ddddeeeeeelllllllllllmmmmmmmmmmmmmmmmmmmjjjj
ddddeeeeeelllllllllllmmmmmmmmmmmmmmmmmmmjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhnnnnnnnnnnnnnnnnjjjj
ddddeeeeeehhhhhhhhhhhhhhcccccccccccccccccccc
bbbbbbbbbbbbbbbbbbbbbbbbcccccccccccccccccccc
bbbbbbbbbbbbbbbbbbbbbbbbcccccccccccccccccccc
bbbbbbbbbbbbbbbbbbbbbbbbcccccccccccccccccccc
bbbbbbbbbbbbbbbbbbbbbbbbcccccccccccccccccccc
bbbbbbbbbbbbbbbbbbbbbbbbcccccccccccccccccccc
bbbbbbbbbbbbbbbbbbbbbbbbcccccccccccccccccccc

a(45)=13
aaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaeeeeeeeeeeeeeeeeeeeeeeffffffffddd
aaaaaaaaaaaaeeeeeeeeeeeeeeeeeeeeeeffffffffddd
aaaaaaaaaaaaeeeeeeeeeeeeeeeeeeeeeeffffffffddd
aaaaaaaaaaaaeeeeeeeeeeeeeeeeeeeeeeffffffffddd
aaaaaaaaaaaaeeeeeeeeeeeeeeeeeeeeeeffffffffddd
aaaaaaaaaaaaeeeeeeeeeeeeeeeeeeeeeeffffffffddd
iiiinnnnnmmmmmmmmmmmmmmmmmmmmmmmmmffffffffddd
iiiinnnnnmmmmmmmmmmmmmmmmmmmmmmmmmffffffffddd
iiiinnnnnmmmmmmmmmmmmmmmmmmmmmmmmmffffffffddd
iiiinnnnnmmmmmmmmmmmmmmmmmmmmmmmmmffffffffddd
iiiinnnnnmmmmmmmmmmmmmmmmmmmmmmmmmffffffffddd
iiiinnnnnoooooopppppppppppppppppppffffffffddd
iiiinnnnnoooooopppppppppppppppppppffffffffddd
iiiinnnnnoooooopppppppppppppppppppffffffffddd
iiiinnnnnoooooopppppppppppppppppppffffffffddd
iiiinnnnnooooooppppppppppppppppppphhhhhhhhddd
iiiinnnnnooooooppppppppppppppppppphhhhhhhhddd
iiiinnnnnooooooppppppppppppppppppphhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkllllllllllhhhhhhhhddd
iiiinnnnnooooookkkkkkkkkggggggggggggggggggddd
iiiijjjjjjjjjjjjjjjjjjjjggggggggggggggggggddd
iiiijjjjjjjjjjjjjjjjjjjjggggggggggggggggggddd
iiiijjjjjjjjjjjjjjjjjjjjggggggggggggggggggddd
iiiijjjjjjjjjjjjjjjjjjjjggggggggggggggggggddd
iiiijjjjjjjjjjjjjjjjjjjjggggggggggggggggggddd
iiiijjjjjjjjjjjjjjjjjjjjggggggggggggggggggddd
ccccccccccccccccccccccccccccccccccccccccccddd
ccccccccccccccccccccccccccccccccccccccccccddd
ccccccccccccccccccccccccccccccccccccccccccddd

a(46)=13
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbb
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeefffbbbbb
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeefffbbbbb
ddmmmmmmmmmmmmmmmmmmmmmmmmttttttttttttfffbbbbb
ddmmmmmmmmmmmmmmmmmmmmmmmmttttttttttttfffbbbbb
ddmmmmmmmmmmmmmmmmmmmmmmmmttttttttttttfffbbbbb
ddkkllrrrrrrrrrrrrrrrrrrrrttttttttttttfffbbbbb
ddkkllrrrrrrrrrrrrrrrrrrrrttttttttttttfffbbbbb
ddkkllrrrrrrrrrrrrrrrrrrrrttttttttttttfffbbbbb
ddkkllrrrrrrrrrrrrrrrrrrrrttttttttttttfffbbbbb
ddkkllqqqxxxxxxxxxxxxxxxxxxxxxvvvvvvvvfffbbbbb
ddkkllqqqxxxxxxxxxxxxxxxxxxxxxvvvvvvvvfffbbbbb
ddkkllqqqxxxxxxxxxxxxxxxxxxxxxvvvvvvvvfffbbbbb
ddkkllqqqxxxxxxxxxxxxxxxxxxxxxvvvvvvvvfffbbbbb
ddkkllqqqyyyyyyyyywwwwwwwwwwwwvvvvvvvvfffbbbbb
ddkkllqqqyyyyyyyyywwwwwwwwwwwwvvvvvvvvfffbbbbb
ddkkllqqqyyyyyyyyywwwwwwwwwwwwvvvvvvvvfffggggg
ddkkllqqqyyyyyyyyywwwwwwwwwwwwvvvvvvvvfffggggg
ddkkllqqqyyyyyyyyywwwwwwwwwwwwvvvvvvvvfffggggg
ddkkllqqqyyyyyyyyywwwwwwwwwwwwvvvvvvvvfffggggg
ddkkllqqqyyyyyyyyyzzzzzzzuuuuuuuuuuuuufffggggg
ddkkllqqqyyyyyyyyyzzzzzzzuuuuuuuuuuuuufffggggg
ddkkllqqqAAAAAAAAAzzzzzzzuuuuuuuuuuuuufffggggg
ddkkllqqqAAAAAAAAAzzzzzzzuuuuuuuuuuuuufffggggg
ddkkllqqqAAAAAAAAAzzzzzzzuuuuuuuuuuuuufffggggg
ddkkllqqqAAAAAAAAAzzzzzzzuuuuuuuuuuuuufffggggg
ddkkllqqqAAAAAAAAAzzzzzzzssssssssssssssssggggg
ddkkllqqqAAAAAAAAAzzzzzzzssssssssssssssssggggg
ddkkllqqqAAAAAAAAAzzzzzzzssssssssssssssssggggg
ddkkllqqqAAAAAAAAAzzzzzzzssssssssssssssssggggg
ddkkllqqqAAAAAAAAAzzzzzzzssssssssssssssssggggg
ddkkllqqqnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
ddkkllqqqnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
ddkkllqqqpppppppppppppppppppoooooooooooooooooo
ddkkllqqqpppppppppppppppppppoooooooooooooooooo
ddkkllqqqpppppppppppppppppppoooooooooooooooooo
ddkkllqqqpppppppppppppppppppoooooooooooooooooo
ddkkllhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
ddkkllhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
ddkklljjjjjjjjjjjjjjjjjjjjjjjjjjcccccccccccccc
ddkklljjjjjjjjjjjjjjjjjjjjjjjjjjcccccccccccccc
ddkklljjjjjjjjjjjjjjjjjjjjjjjjjjcccccccccccccc
ddkkiiiiiiiiiiiiiiiiiiiiiiiiiiiicccccccccccccc
ddkkiiiiiiiiiiiiiiiiiiiiiiiiiiiicccccccccccccc
ddkkiiiiiiiiiiiiiiiiiiiiiiiiiiiicccccccccccccc

a(47)=12
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
aaaaaaaaaaaaaaaddddddddddddddeeeeebbbbbbbbbbbbb
hhhhiiiiijjjjjjddddddddddddddeeeeebbbbbbbbbbbbb
hhhhiiiiijjjjjjooooooppppppppeeeeebbbbbbbbbbbbb
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjooooooppppppppeeeeefffffffffgggg
hhhhiiiiijjjjjjoooooonnnnnnnnnnnnnnnnnnnnnngggg
hhhhiiiiijjjjjjoooooonnnnnnnnnnnnnnnnnnnnnngggg
hhhhiiiiijjjjjjoooooonnnnnnnnnnnnnnnnnnnnnngggg
hhhhiiiiijjjjjjoooooonnnnnnnnnnnnnnnnnnnnnngggg
hhhhiiiiijjjjjjoooooonnnnnnnnnnnnnnnnnnnnnngggg
hhhhiiiiijjjjjjoooooonnnnnnnnnnnnnnnnnnnnnngggg
hhhhiiiiillllllllllllllllllllllllllllllllllgggg
hhhhiiiiillllllllllllllllllllllllllllllllllgggg
hhhhiiiiillllllllllllllllllllllllllllllllllgggg
hhhhiiiiillllllllllllllllllllllllllllllllllgggg
hhhhkkkkkkkkkkkkkkkkkkkmmmmmmmmmmmmmmmmmmmmgggg
hhhhkkkkkkkkkkkkkkkkkkkmmmmmmmmmmmmmmmmmmmmgggg
hhhhkkkkkkkkkkkkkkkkkkkmmmmmmmmmmmmmmmmmmmmgggg
hhhhkkkkkkkkkkkkkkkkkkkmmmmmmmmmmmmmmmmmmmmgggg
hhhhkkkkkkkkkkkkkkkkkkkmmmmmmmmmmmmmmmmmmmmgggg
hhhhkkkkkkkkkkkkkkkkkkkmmmmmmmmmmmmmmmmmmmmgggg
hhhhkkkkkkkkkkkkkkkkkkkmmmmmmmmmmmmmmmmmmmmgggg
ccccccccccccccccccccccccccccccccccccccccccccccc
ccccccccccccccccccccccccccccccccccccccccccccccc
ccccccccccccccccccccccccccccccccccccccccccccccc

a(48)=14
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbb
ddfffffffffffffffffffffffffffffffffffffffffffbbb
ddfffffffffffffffffffffffffffffffffffffffffffbbb
ddjjhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbb
ddjjhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbb
ddjjkkiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiibbb
ddjjkkiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiibbb
ddjjkkoooooooooooooooooooooooooooooppppppggggbbb
ddjjkkoooooooooooooooooooooooooooooppppppggggbbb
ddjjkkoooooooooooooooooooooooooooooppppppggggbbb
ddjjkkuuuuuuuuuuuuuuussssssssssssssppppppggggbbb
ddjjkkuuuuuuuuuuuuuuussssssssssssssppppppggggbbb
ddjjkkuuuuuuuuuuuuuuussssssssssssssppppppggggbbb
ddjjkkuuuuuuuuuuuuuuussssssssssssssppppppggggbbb
ddjjkkuuuuuuuuuuuuuuussssssssssssssppppppggggbbb
ddjjkkuuuuuuuuuuuuuuussssssssssssssppppppggggbbb
ddjjkkvvvvvvvvvttttttttttttttttttttppppppggggbbb
ddjjkkvvvvvvvvvttttttttttttttttttttppppppggggbbb
ddjjkkvvvvvvvvvttttttttttttttttttttppppppggggbbb
ddjjkkvvvvvvvvvttttttttttttttttttttppppppggggbbb
ddjjkkvvvvvvvvvrrrrrrrrrrrrrrrrrrrrrrrrrrggggbbb
ddjjkkvvvvvvvvvrrrrrrrrrrrrrrrrrrrrrrrrrrggggbbb
ddjjkkvvvvvvvvvrrrrrrrrrrrrrrrrrrrrrrrrrrggggbbb
ddjjkkvvvvvvvvvyyyyyyyyyyyyyyyyyyyyyqqqqqggggbbb
ddjjkkvvvvvvvvvyyyyyyyyyyyyyyyyyyyyyqqqqqggggbbb
ddjjkkwwwwwwwwwyyyyyyyyyyyyyyyyyyyyyqqqqqggggbbb
ddjjkkwwwwwwwwwyyyyyyyyyyyyyyyyyyyyyqqqqqggggbbb
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqggggbbb
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqggggbbb
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqeeeeeee
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqeeeeeee
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqeeeeeee
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqeeeeeee
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqeeeeeee
ddjjkkwwwwwwwwwzzzzzzzzzzAAAAAAAAAAAqqqqqeeeeeee
ddjjkkmmmmmmmxxxxxxxxxxxxxxxxxxxxxxxqqqqqeeeeeee
ddjjkkmmmmmmmxxxxxxxxxxxxxxxxxxxxxxxqqqqqeeeeeee
ddjjkkmmmmmmmxxxxxxxxxxxxxxxxxxxxxxxqqqqqeeeeeee
ddjjkkmmmmmmmxxxxxxxxxxxxxxxxxxxxxxxqqqqqeeeeeee
ddjjkkmmmmmmmnnnnnnnnnnnnnnnnnnnnnnnnnnnneeeeeee
ddjjkkmmmmmmmnnnnnnnnnnnnnnnnnnnnnnnnnnnneeeeeee
ddjjkkmmmmmmmnnnnnnnnnnnnnnnnnnnnnnnnnnnneeeeeee
ddjjkkmmmmmmmlllllllllllllllllcccccccccccccccccc
ddjjkkmmmmmmmlllllllllllllllllcccccccccccccccccc
ddjjkkmmmmmmmlllllllllllllllllcccccccccccccccccc
ddjjkkmmmmmmmlllllllllllllllllcccccccccccccccccc
ddjjkkmmmmmmmlllllllllllllllllcccccccccccccccccc

a(49)=12
aaaaaaaaaaaaccccjjjjjjjjjjjjjjjjjbbbbbbbbbbbbbbbb
aaaaaaaaaaaaccccjjjjjjjjjjjjjjjjjbbbbbbbbbbbbbbbb
aaaaaaaaaaaaccccjjjjjjjjjjjjjjjjjbbbbbbbbbbbbbbbb
aaaaaaaaaaaaccccjjjjjjjjjjjjjjjjjbbbbbbbbbbbbbbbb
aaaaaaaaaaaaccccjjjjjjjjjjjjjjjjjbbbbbbbbbbbbbbbb
aaaaaaaaaaaaccccjjjjjjjjjjjjjjjjjbbbbbbbbbbbbbbbb
aaaaaaaaaaaaccccjjjjjjjjjjjjjjjjjbbbbbbbbbbbbbbbb
aaaaaaaaaaaaccccllllliiiiiiiiiiiiiiiiiiiiiiiiiiii
aaaaaaaaaaaaccccllllliiiiiiiiiiiiiiiiiiiiiiiiiiii
eeefffddddddccccllllliiiiiiiiiiiiiiiiiiiiiiiiiiii
eeefffddddddccccllllliiiiiiiiiiiiiiiiiiiiiiiiiiii
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooommmmmmmmmmmmmmmhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffddddddcccclllllnnnnnnoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttuuuuuuuuuuuuuoooorrrrrrpppppkkkkhhh
eeefffttttttttssssssssssssssssssssssspppppkkkkhhh
eeefffttttttttssssssssssssssssssssssspppppkkkkhhh
eeefffttttttttssssssssssssssssssssssspppppkkkkhhh
eeefffttttttttssssssssssssssssssssssspppppkkkkhhh
eeefffttttttttssssssssssssssssssssssspppppkkkkhhh
eeefffqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqkkkkhhh
eeefffqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqkkkkhhh
eeefffqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqkkkkhhh
eeegggggggggggggggggggggggggggggggggggggggkkkkhhh
eeegggggggggggggggggggggggggggggggggggggggkkkkhhh
eeegggggggggggggggggggggggggggggggggggggggkkkkhhh

a(50)=13
aaaaaaaaaaaaaaacccccccccccccccccbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaacccccccccccccccccbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaacccccccccccccccccbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaacccccccccccccccccbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaacccccccccccccccccbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaacccccccccccccccccbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaacccccccccccccccccbbbbbbbbbbbbbbbbbb
aaaaaaaaaaaaaaafffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddggggggggggggfffffffffffjjjjjjjjjjjjkkkkkkhhheee
dddooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnkkkkkkhhheee
dddooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnkkkkkkhhheee
dddooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnkkkkkkhhheee
dddooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnkkkkkkhhheee
dddooooorrrrrrqqqqqqqqqqqqqqqqqqqqqqqqkkkkkkhhheee
dddooooorrrrrrqqqqqqqqqqqqqqqqqqqqqqqqkkkkkkhhheee
dddooooorrrrrrqqqqqqqqqqqqqqqqqqqqqqqqkkkkkkhhheee
dddooooorrrrrrqqqqqqqqqqqqqqqqqqqqqqqqkkkkkkhhheee
dddooooorrrrrrqqqqqqqqqqqqqqqqqqqqqqqqkkkkkkhhheee
dddooooorrrrrrssssssssmmmmmmmmmmmmmmmmmmmmmmhhheee
dddooooorrrrrrssssssssmmmmmmmmmmmmmmmmmmmmmmhhheee
dddooooorrrrrrssssssssmmmmmmmmmmmmmmmmmmmmmmhhheee
dddooooorrrrrrssssssssmmmmmmmmmmmmmmmmmmmmmmhhheee
dddooooorrrrrrssssssssmmmmmmmmmmmmmmmmmmmmmmhhheee
dddooooorrrrrrssssssssmmmmmmmmmmmmmmmmmmmmmmhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddooooorrrrrrsssssssstttttttttttttlllllllllhhheee
dddpppppppppppppppppppppppppppppppplllllllllhhheee
dddpppppppppppppppppppppppppppppppplllllllllhhheee
dddpppppppppppppppppppppppppppppppplllllllllhhheee
dddpppppppppppppppppppppppppppppppplllllllllhhheee
dddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiieee
dddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiieee
dddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiieee

a(51)=14
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
dddqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqrrrrrhhhbbbbbb
dddqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqrrrrrhhhbbbbbb
dddqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqrrrrrhhhbbbbbb
dddqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqrrrrrhhhbbbbbb
dddppppmmmmmmmmmmmmmmmmmmmmkkkkssssssrrrrrhhhbbbbbb
dddppppmmmmmmmmmmmmmmmmmmmmkkkkssssssrrrrrhhhbbbbbb
dddppppmmmmmmmmmmmmmmmmmmmmkkkkssssssrrrrrhhhbbbbbb
dddppppmmmmmmmmmmmmmmmmmmmmkkkkssssssrrrrrhhhbbbbbb
dddppppmmmmmmmmmmmmmmmmmmmmkkkkssssssrrrrrhhhbbbbbb
dddppppmmmmmmmmmmmmmmmmmmmmkkkkssssssrrrrrhhhbbbbbb
dddppppmmmmmmmmmmmmmmmmmmmmkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppnnnnnnnnnnnnnnnlllllkkkkssssssrrrrrhhhbbbbbb
dddppppoooooooojjjjjjjlllllkkkkssssssrrrrrhhhffffff
dddppppoooooooojjjjjjjlllllkkkkssssssrrrrrhhhffffff
dddppppoooooooojjjjjjjlllllkkkkssssssrrrrrhhhffffff
dddppppoooooooojjjjjjjlllllkkkkssssssrrrrrhhhffffff
dddppppoooooooojjjjjjjlllllkkkkssssssrrrrrhhhffffff
dddppppoooooooojjjjjjjlllllkkkkssssssrrrrrhhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddppppoooooooojjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddeeeeeeeeeeeejjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddeeeeeeeeeeeejjjjjjjlllllkkkkiiiiiiiiiiihhhffffff
dddeeeeeeeeeeeeggggggggggggggggggggggggggghhhffffff
dddeeeeeeeeeeeeggggggggggggggggggggggggggghhhffffff
dddeeeeeeeeeeeeggggggggggggggggggggggggggghhhffffff
dddeeeeeeeeeeeeggggggggggggggggggggggggggghhhffffff
dddeeeeeeeeeeeeggggggggggggggggggggggggggghhhffffff
dddeeeeeeeeeeeecccccccccccccccccccccccccccccccccccc
dddeeeeeeeeeeeecccccccccccccccccccccccccccccccccccc
dddeeeeeeeeeeeecccccccccccccccccccccccccccccccccccc
dddeeeeeeeeeeeecccccccccccccccccccccccccccccccccccc

a(52)=13
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
aaaaaaaaaaaaaaaaaeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
dddddddggggffffffeeeeeeeeeeeeeekkkjjjjjjjjjjjjjjjbbb
dddddddggggffffffeeeeeeeeeeeeeekkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmlllllllllllbbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmnnnnnniiiiibbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmnnnnnniiiiibbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmnnnnnniiiiibbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmnnnnnniiiiibbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmnnnnnniiiiibbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmnnnnnniiiiibbb
dddddddggggffffffqqqqqqrrrrrrrrkkkmmmmnnnnnniiiiibbb
cccccccggggffffffqqqqqqppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggffffffqqqqqqppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggffffffqqqqqqppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggffffffqqqqqqppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggffffffqqqqqqppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
cccccccggggooooooooooooppppppppkkkmmmmnnnnnniiiiibbb
ccccccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhiiiiibbb
ccccccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhiiiiibbb
ccccccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhiiiiibbb
ccccccchhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhiiiiibbb

a(53)=14
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaadddddddddddddddbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaadddddddddddddddbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaadddddddddddddddbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaadddddddddddddddbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaadddddddddddddddbbbb
hhhhhhhhggggggggggggggggggggggggggdddddddddddddddbbbb
hhhhhhhhggggggggggggggggggggggggggdddddddddddddddbbbb
hhhhhhhhggggggggggggggggggggggggggdddddddddddddddbbbb
hhhhhhhhggggggggggggggggggggggggggdddddddddddddddbbbb
hhhhhhhhggggggggggggggggggggggggggdddddddddddddddbbbb
hhhhhhhhggggggggggggggggggggggggggdddddddddddddddbbbb
hhhhhhhhggggggggggggggggggggggggggdddddddddddddddbbbb
hhhhhhhhlllllnnnnnnnkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbbb
hhhhhhhhlllllnnnnnnnkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbbb
hhhhhhhhlllllnnnnnnnkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbbb
hhhhhhhhlllllnnnnnnnkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbbb
hhhhhhhhlllllnnnnnnnkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbbb
hhhhhhhhlllllnnnnnnnkkkkkkkkkkkkkkkkkkkkkkkkkkkkkbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
hhhhhhhhlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffjjjjjjjjjjjjjjbbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllnnnnnnnoooooooooffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllppppppppppppppppffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllppppppppppppppppffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllppppppppppppppppffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllppppppppppppppppffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllppppppppppppppppffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllppppppppppppppppffffffiiiiiiiiiiiiiibbbb
mmmmmmmmlllllppppppppppppppppffffffcccccccccccccccccc
mmmmmmmmlllllppppppppppppppppffffffcccccccccccccccccc
mmmmmmmmlllllppppppppppppppppffffffcccccccccccccccccc
mmmmmmmmlllllppppppppppppppppffffffcccccccccccccccccc
mmmmmmmmlllllppppppppppppppppffffffcccccccccccccccccc
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeecccccccccccccccccc
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeecccccccccccccccccc
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeecccccccccccccccccc
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeecccccccccccccccccc
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeecccccccccccccccccc

a(54)=15
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbb
ggghhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbbbbb
ggghhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbbbbb
ggghhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbbbbb
gggkkkkkmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmnnnnnbbbbbb
gggkkkkkmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmnnnnnbbbbbb
gggkkkkkmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmnnnnnbbbbbb
gggkkkkkmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmnnnnnbbbbbb
gggkkkkkllllllsssssssssssssssssssssssssssssnnnnnbbbbbb
gggkkkkkllllllsssssssssssssssssssssssssssssnnnnnbbbbbb
gggkkkkkllllllsssssssssssssssssssssssssssssnnnnnbbbbbb
gggkkkkkllllllsssssssssssssssssssssssssssssnnnnnbbbbbb
gggkkkkkllllllsssssssssssssssssssssssssssssnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrtttttttttttttttttttnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrtttttttttttttttttttnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrtttttttttttttttttttnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrtttttttttttttttttttnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrtttttttttttttttttttnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrtttttttttttttttttttnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrtttttttttttttttttttnnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrqqqqqqquuuuuuuuuuuunnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrqqqqqqquuuuuuuuuuuunnnnnbbbbbb
gggkkkkkllllllrrrrrrrrrrqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllrrrrrrrrrrqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllrrrrrrrrrrqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllrrrrrrrrrrqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllrrrrrrrrrrqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllppppppppppqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllppppppppppqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllppppppppppqqqqqqquuuuuuuuuuuunnnnneeeeee
gggkkkkkllllllppppppppppqqqqqqquuuuuuuuuuuunnnnneeeeee
gggjjjjjjjjjjjppppppppppqqqqqqquuuuuuuuuuuunnnnneeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjppppppppppqqqqqqqoooooooooooooooooeeeeee
gggjjjjjjjjjjjiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiieeeeee
gggjjjjjjjjjjjiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiieeeeee
gggjjjjjjjjjjjiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiieeeeee
gggjjjjjjjjjjjiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiieeeeee
gggfffffffffffffffffffffffffffffffffcccccccccccccccccc
gggfffffffffffffffffffffffffffffffffcccccccccccccccccc
gggfffffffffffffffffffffffffffffffffcccccccccccccccccc
gggfffffffffffffffffffffffffffffffffcccccccccccccccccc
ddddddddddddddddddddddddddddddddddddcccccccccccccccccc
ddddddddddddddddddddddddddddddddddddcccccccccccccccccc
ddddddddddddddddddddddddddddddddddddcccccccccccccccccc
ddddddddddddddddddddddddddddddddddddcccccccccccccccccc

a(55)=14
aaaaaaaaaaaaaaaaaaaaaaaqqqqqqqqqqqqqqqqqqqqqqffffffbbbb
aaaaaaaaaaaaaaaaaaaaaaaqqqqqqqqqqqqqqqqqqqqqqffffffbbbb
aaaaaaaaaaaaaaaaaaaaaaaqqqqqqqqqqqqqqqqqqqqqqffffffbbbb
aaaaaaaaaaaaaaaaaaaaaaaqqqqqqqqqqqqqqqqqqqqqqffffffbbbb
aaaaaaaaaaaaaaaaaaaaaaaqqqqqqqqqqqqqqqqqqqqqqffffffbbbb
aaaaaaaaaaaaaaaaaaaaaaaqqqqqqqqqqqqqqqqqqqqqqffffffbbbb
rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrffffffbbbb
rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrffffffbbbb
rrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ssssssssssssssssssvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ooooopppppppppppppvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
ooooopppppppppppppvvvvvvvvvvvvvvuuuuuuuuuuuuuffffffbbbb
oooooppppppppppppptttttttttttttttttttttttttttffffffbbbb
oooooppppppppppppptttttttttttttttttttttttttttffffffbbbb
oooooppppppppppppptttttttttttttttttttttttttttffffffbbbb
oooooppppppppppppptttttttttttttttttttttttttttffffffbbbb
oooooppppppppppppptttttttttttttttttttttttttttffffffbbbb
oooooppppppppppppphhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbbb
oooooppppppppppppphhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbbb
oooooppppppppppppphhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbbb
oooooppppppppppppphhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhbbbb
oooooiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiibbbb
oooooiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiibbbb
oooooiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiibbbb
ooooommmmmmmmmmmmggggggggggggggggggggggggggggggggggbbbb
ooooommmmmmmmmmmmggggggggggggggggggggggggggggggggggbbbb
ooooommmmmmmmmmmmggggggggggggggggggggggggggggggggggbbbb
ooooommmmmmmmmmmmggggggggggggggggggggggggggggggggggbbbb
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
ooooommmmmmmmmmmmlllllllllllllllljjjjjjjjjjjjjjjccccccc
nnnnnnnnnnnnnnnnnlllllllllllllllljjjjjjjjjjjjjjjccccccc
nnnnnnnnnnnnnnnnnkkkkkkkkkkkkkkkkkkkeeeeeeeeeeeeccccccc
nnnnnnnnnnnnnnnnnkkkkkkkkkkkkkkkkkkkeeeeeeeeeeeeccccccc
nnnnnnnnnnnnnnnnnkkkkkkkkkkkkkkkkkkkeeeeeeeeeeeeccccccc
nnnnnnnnnnnnnnnnnkkkkkkkkkkkkkkkkkkkeeeeeeeeeeeeccccccc
nnnnnnnnnnnnnnnnnkkkkkkkkkkkkkkkkkkkeeeeeeeeeeeeccccccc
nnnnnnnnnnnnnnnnnkkkkkkkkkkkkkkkkkkkeeeeeeeeeeeeccccccc
nnnnnnnnnnnnnnnnnkkkkkkkkkkkkkkkkkkkeeeeeeeeeeeeccccccc
ddddddddddddddddddddddddddddddddddddeeeeeeeeeeeeccccccc
ddddddddddddddddddddddddddddddddddddeeeeeeeeeeeeccccccc
ddddddddddddddddddddddddddddddddddddeeeeeeeeeeeeccccccc
ddddddddddddddddddddddddddddddddddddeeeeeeeeeeeeccccccc

a(56)=14
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
ddddddddddddddddddddddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddddddddddddddddddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddddddddddddddddddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddddddddddddddddddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddddddddddddddddddiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddddddddddddddddddlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ddddddddddddddddddddddlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ddddddddddddddddddddddlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
ooooooqqqqqqqqqqqqqqqqlllllllllllllmmmmmmmkkkkkkkkkkhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmkkkkkkkkkkhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmkkkkkkkkkkhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmkkkkkkkkkkhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmkkkkkkkkkkhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooorrrrrrrrrrrrrrrppppppppppppppmmmmmmmjjjjjjjjjjhhhh
oooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnjjjjjjjjjjhhhh
oooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnjjjjjjjjjjhhhh
oooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnjjjjjjjjjjhhhh
oooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnjjjjjjjjjjhhhh
oooooonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnjjjjjjjjjjhhhh
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeejjjjjjjjjjhhhh
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeejjjjjjjjjjhhhh
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeejjjjjjjjjjhhhh
eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeejjjjjjjjjjhhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccfffffffffffffffffffgggggggggggggggggggghhhh
cccccccccccccbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
cccccccccccccbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
cccccccccccccbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
cccccccccccccbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

a(57)=15
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbb
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaabbbbbbb
eeeeeeeeeeennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnbbbbbbb
eeeeeeeeeeennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnbbbbbbb
eeeeeeeeeeennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnbbbbbbb
eeeeeeeeeeennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnbbbbbbb
eeeeeeeeeeennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
eeeeeeeeeeeoooooooooooooopppppppppppppppmmmmmmmmmmbbbbbbb
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllmmmmmmmmmmbbbbbbb
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllmmmmmmmmmmbbbbbbb
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllmmmmmmmmmmbbbbbbb
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllmmmmmmmmmmbbbbbbb
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllmmmmmmmmmmbbbbbbb
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllmmmmmmmmmmbbbbbbb
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllfffffffffffffffff
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllfffffffffffffffff
ddddddjjjjjjjjjjjjjjjjjjjjjjjlllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkklllllllllllfffffffffffffffff
ddddddhhhhhhhhhhkkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddhhhhhhhhhhkkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddhhhhhhhhhhkkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddhhhhhhhhhhkkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddhhhhhhhhhhkkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddhhhhhhhhhhkkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddhhhhhhhhhhkkkkkkkkkkkkkiiiiiiiiiiiiiiiiiiiiiiiiiiii
ddddddhhhhhhhhhhggggggggggggggggggggggggggggggggggggggggg
ddddddhhhhhhhhhhggggggggggggggggggggggggggggggggggggggggg
ddddddhhhhhhhhhhggggggggggggggggggggggggggggggggggggggggg
ddddddhhhhhhhhhhggggggggggggggggggggggggggggggggggggggggg
ddddddhhhhhhhhhhggggggggggggggggggggggggggggggggggggggggg
ddddddccccccccccccccccccccccccccccccccccccccccccccccccccc
ddddddccccccccccccccccccccccccccccccccccccccccccccccccccc
ddddddccccccccccccccccccccccccccccccccccccccccccccccccccc
ddddddccccccccccccccccccccccccccccccccccccccccccccccccccc