,s@SP Ys
d b
s,.sSPYSb s,.sSP,sPPYSb ,sPPYSb
ll l: l dl l: dl l:
:: :l : : :l : :l
: S : bssdS S
l S ll ll
S S:.,s py :S
d d b
, b,. .,sS
from outerspace