s=Array.new(28).map{|i|i='_'*29}
x='o'
a,b,n,m=[0..8,2..7,8..13,5..13,14..21,10..21],[0,1,4,0,5,0],0,'*o*o*o'
a.each do|k|
j=m[n]
l=b[n]
for i in k
s[i][13-l]=s[i][13+l]=j
l+=1
end
n+=1
end
a,b=[7,7,13,13],[9,17,8,18]
4.times{|i|s[a[i]][b[i]]=x}
s[1][12]=s[1][13]=s[1][14]='*'
for i in 27...28
s[i][12]=s[i][13]=s[i][14]=x
for i in 22...27
s[i][12]=s[i][14]=x
end
end
4.step(22,2){|i|s[21][i]=x}
puts s