rail, 178 bytes

Result

AC

Duration

1052ms

Code [DL]

$'m'
 \-(!x!)(!s!)[]\       # 
   --------------(x)0g<
  /---(!x!)s1(x)p(s)----@
 @
$'main'
 \-i25mmia(!h!)ii25mmia(!w!)[*](w){m}o[\n\*][ ](w)2s{m}p[*]p(h)2s{m}o[\n\]o[*](w){m}o#

stdin

38
81

stdout

*********************************************************************************
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*********************************************************************************

stderr