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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. int main(int argc, const char *argv[])
  5. {
  6.     typedef bool element;
  7.     std::vector<element> data(40<<20);
  8.  
  9.     volatile element cumul = data[0];
  10.  
  11.     for (int j=0; j<1<<9; j++)
  12.     {
  13. #pragma omp parallel for reduction (^: cumul)
  14.         for (int i=0; i<data.size(); i++)
  15.             cumul ^= data[i];
  16.     }
  17.  
  18.     std::cout << cumul << std::endl;
  19.  
  20.     return 0;
  21. }
  22.  
Time limit exceeded #stdin #stdout 5s 7844KB
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https://ideone.com/p46mO
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
secret

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