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  1. z=input();B=z.split();M='i[::-1].translate({41:40,40:41,125:123,123:125,62:60,60:62,93:91,91:93})';f=B+[eval(M)for i in B if eval(M)not in B];d=[f.pop(0)]
  2. for h in d:
  3.  try:d.append([f.pop(f.index(c))for c in f if h[-1]==c[0]][0])
  4.  except:break
  5. print(''.join(d)if len(d)>=len(B)else'')
Success #stdin #stdout 0.02s 9936KB
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(-] ]-> >-} }-) )-[ [-< <-{ {-(
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(-]]->>-}}-))-[[-<<-{{-((-{{-<
https://ideone.com/cOCee4
language:
Python 3 (python  3.9.5)
created:
8 years ago
visibility:
public

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