b=gets(p).split def f a,c c.times{|i| s=a[c].to_i-a[c-i-1].to_i s<0?(break):s>9?(return 1):0 } 0 end z=b.reverse k=b.size k.times{|c| print b[c] print'*'if f(b,c)+f(z,k-c-1)>1 puts }