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  1. #include <iostream>
  2. #include <fstream>
  3.  
  4. #ifdef _OPENMP
  5.   #include <omp.h>
  6. #else
  7.   #include <chrono>
  8. #endif
  9.  
  10. using namespace std;
  11.  
  12. // Dummy processing functions
  13. void enhanceMRI() { cout << "Enhancing contrast of MRI images..." << endl; }
  14. void denoiseCT()  { cout << "Removing noise from CT scans..." << endl; }
  15. void detectEdgesXray() { cout << "Detecting edges in X-ray images..." << endl; }
  16.  
  17. int main() {
  18.     double start_time = 0.0, end_time = 0.0;
  19.  
  20.     // start timer (use omp timer if available)
  21.   #ifdef _OPENMP
  22.     start_time = omp_get_wtime();
  23.   #else
  24.     auto start_ch = std::chrono::high_resolution_clock::now();
  25.   #endif
  26.  
  27.     #pragma omp parallel
  28.     {
  29.         #pragma omp single
  30.         {
  31.             cout << "Starting Medical Image Pipeline..." << endl;
  32.             cout << "Loading machine-learning model parameters..." << endl;
  33.             cout << "Allocating shared memory for processed image buffers..." << endl;
  34.         }
  35.  
  36.         #pragma omp sections
  37.         {
  38.             #pragma omp section
  39.             { enhanceMRI(); }
  40.  
  41.             #pragma omp section
  42.             { denoiseCT(); }
  43.  
  44.             #pragma omp section
  45.             { detectEdgesXray(); }
  46.         }
  47.  
  48.         #pragma omp master
  49.         {
  50.           #ifdef _OPENMP
  51.             end_time = omp_get_wtime();
  52.           #else
  53.             auto end_ch = std::chrono::high_resolution_clock::now();
  54.             std::chrono::duration<double> diff = end_ch - start_ch;
  55.             end_time = diff.count();
  56.           #endif
  57.  
  58.             cout << "Saving all processed images..." << endl;
  59.             cout << "Total execution time: " << (end_time - start_time) << " seconds" << endl;
  60.  
  61.             ofstream logFile("processing_log.txt");
  62.             logFile << "Medical Imaging Pipeline Completed Successfully\n";
  63.             logFile.close();
  64.             cout << "Processing summary saved to file." << endl;
  65.         }
  66.     } // end parallel
  67.  
  68.     return 0;
  69. }
  70.  
Success #stdin #stdout 0.01s 5320KB
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stdin
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Standard input is empty
stdout
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Starting Medical Image Pipeline...
Loading machine-learning model parameters...
Allocating shared memory for processed image buffers...
Enhancing contrast of MRI images...
Removing noise from CT scans...
Detecting edges in X-ray images...
Saving all processed images...
Total execution time: 7.8549e-05 seconds
Processing summary saved to file.
https://ideone.com/ypl5pl
language:
C++ (gcc 8.3)
created:
5 days ago
visibility:
public

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