fork download
copy 
  1. #include <stdio.h>
  2. #include <omp.h>
  3.  
  4. int main() {
  5.     int var = 13;
  6.     #pragma omp parallel firstprivate(var)
  7.     {
  8.         printf("Inside parallel region: var = %d\n", var); // var = 13 for each thread
  9.         var = var + 5; // Each thread's private var is modified, but the main var remains unchanged
  10.     }
  11.     printf("After exiting parallel region: var = %d\n", var); // var = 13 (no changes outside)
  12.     return 0;
  13. }
Success #stdin #stdout 0.01s 5276KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Inside parallel region: var = 13
After exiting parallel region: var = 18
https://ideone.com/IAwcZR
language:
C++14 (gcc 8.3)
created:
4 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!