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  1. #include <omp.h>
  2. #include <stdio.h>
  3.  
  4. int main() {
  5. int sum = 0; // Initialize outer sum
  6.     #pragma omp parallel num_threads(5) firstprivate(sum)
  7.     {
  8.         int i; int local_sum = 0; // Declare a local sum
  9.         for (i = 0; i < 1000; i++) local_sum += 1;
  10.         //printf("Sum =  %d\n", local_sum);
  11.  
  12.             sum += local_sum; // Accumulate the local sums into the outer sum
  13.  
  14.     }
  15.     printf("Sum = %d\n", sum);
  16.     return 0;
  17.  
  18. }
Success #stdin #stdout 0s 5276KB
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stdin
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Standard input is empty
stdout
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Sum = 1000
https://ideone.com/Mo8dNz
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

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