fork(3) download
  1. c=gets.chop
  2. puts gets($n).gsub(?*){c.slice!(0)||?.},c
Success #stdin #stdout 0.01s 7460KB
stdin
qwertyuiopasd
***** * ***
*   * * *
*   * * *
***** * ***
stdout
qwert y uio
p   a s d
.   . . .
..... . ...