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  1. import re
  2.  
  3. line = raw_input()
  4.  
  5. answer = []
  6.  
  7. for block in re.findall(r'[\d+ ]+\D+', line):
  8.     seq = block.split()[:-1]
  9.     second = seq[-1]
  10.     for first in seq[:-1]:
  11.         if first != second:
  12.             answer.append((first, second))
  13.  
  14. for tup in set(answer):
  15.      print tup
  16.  
Success #stdin #stdout 0.01s 7732KB
comments (?)
stdin
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0 14 887 3 x 2 y 4 4 3 a 1 1 8 4 3 b 1 2 3 1 2 3 c
stdout
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('0', '3')
('2', '3')
('8', '3')
('887', '3')
('14', '3')
('4', '3')
('1', '3')
https://ideone.com/0UEkp9
language:
Python (cpython 2.7.16)
created:
12 years ago
visibility:
public

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