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# Author Problem Lang Verdict Time Memory Sent Judged  
57343014 Practice:
oskarl
1182A - 40 PyPy 2 Accepted 124 ms 4 KB 2019-07-19 23:08:46 2019-07-19 23:08:47
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n = input()
print 0 if n%2 == 1 else 2**(n/2)
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Time: ? ms, memory: ? KB
Verdict: ?
Input
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Participant's output
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Jury's answer
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