RR RR
RRZZ ZZRR
RRZZ ZZRR
RRRR RR RR RRRR
RRZZ RR RR ZZRR
RRRR RR RR RRRR
RRZZRR RR RR RRZZRR
RRRRZZ RR RR ZZRRRR
RRRRZZ RR RR RR RR ZZRRRR
RRRRRR RR RR RRRRRR
RRRRZZ ZZZZZZZZZZ ZZRRRR
ZZZZZZ RRRRRRZZ ;;;;ttZZRRRRRR ZZZZZZ
ZZttJJJJZZ ZZ;; ttttttttttttJJZZ ZZJJJJttZZ
ZZttJJJJZZ ;;ttttttttttttttttJJZZJJJJttZZ
ZZZZttZZ;;ttttMMttttttMMttttttZZttZZZZ
ZZZZttttttMMttttttMMttttJJZZZZ
ZZttttttttttwwttttttttJJZZ
ZZttttttttwwwwwwttttttJJZZ
ZZttZZttttttttttttttZZJJZZ
ZZttttZZZZZZZZZZZZZZttJJZZ
ZZttZZ ZZttZZ
ZZttttZZZZZZZZZZttttZZ
ZZttttttttttttttZZ
ZZJJJJJJJJJJZZ
ZZZZZZZZZZ