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  1. __author__ = 'Zlobober'
  2.  
  3. n = int(raw_input())
  4. ans = 0
  5. for i in range(n):
  6.     x1, y1, x2, y2 = map(int, raw_input().split())
  7.     ans += (x2 - x1 + 1) * (y2 - y1 + 1)
  8.  
  9. print ans
  10.  
Runtime error #stdin #stdout #stderr 0.01s 7692KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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Traceback (most recent call last):
  File "prog.py", line 3, in <module>
EOFError: EOF when reading a line
https://ideone.com/kIXn7c
language:
Python (cpython 2.7.16)
created:
8 years ago
visibility:
public

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