[quote="noix"]
This is what your 394344 solution outputs to stderr:
s_push: parser stack overflow
Traceback (most recent call last):
File "/sources/tested.py", line 33, in ?
File "/sources/tested.py", line 27, in <lambda>
MemoryError
[/quote]
Wow! That's Python's builtin eval() throwing a MemoryError when parsing one of the inputs. Awesome.