LDLLLDLLDL
LDD
DDDLLLLLDLDDLLDDLLLDLLLLLLLL
DLDLDLLDLDLLLLLDLDLLLLDLDLD
LLLLLDLLLLLLDL
LDLDLDLLDLLLLLLLDDDLDDD
LLLLLDDDLLDDDDLDLDLDDD
LDD
LDLDDDLLL
DLDLLDDLDDDLLLLLLLDDDLDDLLLDLL
LLDLDDLDLLDLLLDDLLDLDLD
DLLLLDLLDDDDDLLLDDLDDDLD
