a,b,c,d,e=[1,4],[2,13],[11],[21],[31]
f=c+[4]
print'\n\n'.join('\n'.join('  '*(i/10)+'[]'*(i%10)for i in n)for n in[a+[1],a+c,a+d,a+e,f+c,f+d,[3,23],b+c,b+d,b+e,[2,12,22]])