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  1. def f2(x, y, z):
  2.     arg = x, y, z
  3.     try:
  4.         return sum((i if isinstance(i, int)\
  5.                     else int(i) if isinstance(i, str) and int(i) >= 0\
  6.                          else None for i in arg))
  7.     except:
  8.         return None
Success #stdin #stdout 0.03s 9172KB
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stdin
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assert f2(1, 2, 3) == 6
assert f2(5, "3", "0") == 8
assert f2("2", -5, "3") == 0
assert f2("a", 4, "0") == None
assert f2("2", 3, "-5") == None
assert f2(3, 1, 3)
assert f2(3, "1", 3)
stdout
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Standard output is empty
https://ideone.com/qjYK57
language:
Python 3 (python  3.9.5)
created:
1 year ago
visibility:
secret

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