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  1. import re
  2. a=[]
  3. while (1):
  4. for m in re.finditer(r"-?\d+", input()):
  5. a+=[int(m.group())]
  6. print(f'a: {a}')
  7.  
  8.  
Runtime error #stdin #stdout #stderr 0.18s 23624KB
stdin
5 1,2,3,
4,-5
56.78
stdout
a: [5, 1, 2, 3]
a: [5, 1, 2, 3, 4, -5]
a: [5, 1, 2, 3, 4, -5, 56, 78]
stderr
Traceback (most recent call last):
  File "./prog.py", line 4, in <module>
EOFError: EOF when reading a line