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  1. #include <stdio.h>
  2. // #include <stdlib.h>
  3. // #include <mpi.h>
  4.  
  5. // #define ARRAY_SIZE 1000
  6.  
  7. // int main(int argc, char** argv) {
  8. //     MPI_Init(&argc, &argv);
  9.  
  10. //     int world_size, world_rank;
  11. //     MPI_Comm_size(MPI_COMM_WORLD, &world_size);
  12. //     MPI_Comm_rank(MPI_COMM_WORLD, &world_rank);
  13.  
  14. //     int* array = NULL;
  15. //     int min_local = INT_MAX;
  16. //     int min_global = INT_MAX;
  17.  
  18. //     if (world_rank == 0) {
  19. //         // Master process generates random numbers
  20. //         array = (int*)malloc(ARRAY_SIZE * sizeof(int));
  21. //         for (int i = 0; i < ARRAY_SIZE; ++i)
  22. //             array[i] = rand() % 1000;
  23. //     }
  24.  
  25. //     // Broadcast array to all processes
  26. //     MPI_Bcast(array, ARRAY_SIZE, MPI_INT, 0, MPI_COMM_WORLD);
  27.  
  28. //     // Each process finds local minimum
  29. //     for (int i = world_rank * (ARRAY_SIZE / world_size); i < (world_rank + 1) * (ARRAY_SIZE / world_size); ++i)
  30. //         if (array[i] < min_local)
  31. //             min_local = array[i];
  32.  
  33. //     // Reduce all local minima to find global minimum
  34. //     MPI_Reduce(&min_local, &min_global, 1, MPI_INT, MPI_MIN, 0, MPI_COMM_WORLD);
  35.  
  36. //     if (world_rank == 0)
  37. //         printf("Min number: %d\n", min_global);
  38.  
  39. //     MPI_Finalize();
  40. //     return 0;
  41. // }
  42.  
  43.  
Success #stdin #stdout #stderr 0.27s 40728KB
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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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Error: unexpected '/' in "/"
Execution halted
https://ideone.com/drmZHU
language:
R (R 3.5.2)
created:
17 days ago
visibility:
public

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