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  1. n = int(input())
  2. m = int(input())
  3.  
  4. print((n * m + 1) // 2)
  5.  
Success #stdin #stdout 0.02s 7376KB
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https://ideone.com/1azJCa
language:
Python (cpython 2.7.16)
created:
1 day ago
visibility:
public

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