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  1. w=l=-1
  2. x=$<.map{|l|w=l.size;l}.join
  3. b=[]
  4. x.size.times{|i|c=x[i]
  5. x[i..i+1]=='+-'&&(x[i+w]!=?|?b-=[i%w]:b<<i%w)
  6. c>?z&&l+=b&[i%w]!=[]?1:-1
  7. $><<(c==' '&&'#=-.'[l]||c)}
Success #stdin #stdout 0.02s 7456KB
stdin
+-----------------------------------------------------------------------+
|     +--------------------------------------------------------------+  |
|     |      +-----------------------------------------------------+ |  |
|     |      |         +-----------------------------------------+ | |  |
|     |      |         |           +---------------------------+ | | |  |
|     |      |         |           |         +-------------+   | | | |  |
|     |      |         |           |         |             |   | | | |  |
|     |      |         |           |         +-------------+   | | | |  |
|     |      |         |           +---------------------------+ | | |  |
|     |      |         |                                         | | |  |
|     |      |         +-----------------------------------------+ | |  |
|     |      |                                                     | |  |
|     |      |                                                     | |  |
|     |      +-----------------------------------------------------+ |  |
|     |                                                              |  |
|     +--------------------------------------------------------------+  |
|                                                                       |
|                                                                       |
|                                                                       |
+-----------------------------------------------------------------------+
stdout
+-----------------------------------------------------------------------+
|#####+--------------------------------------------------------------+##|
|#####|======+-----------------------------------------------------+=|##|
|#####|======|---------+-----------------------------------------+-|=|##|
|#####|======|---------|...........+---------------------------+.|-|=|##|
|#####|======|---------|...........|         +-------------+   |.|-|=|##|
|#####|======|---------|...........|         |             |   |.|-|=|##|
|#####|======|---------|...........|         +-------------+   |.|-|=|##|
|#####|======|---------|...........+---------------------------+.|-|=|##|
|#####|======|---------|.........................................|-|=|##|
|#####|======|---------+-----------------------------------------+-|=|##|
|#####|======|-----------------------------------------------------|=|##|
|#####|======|-----------------------------------------------------|=|##|
|#####|======+-----------------------------------------------------+=|##|
|#####|==============================================================|##|
|#####+--------------------------------------------------------------+##|
|#######################################################################|
|#######################################################################|
|#######################################################################|
+-----------------------------------------------------------------------+