OpenMP set_num_threads() is not working

Question

I am writing a parallel program using OpenMP in C++.

I want to control the number of threads in the program using omp_set_num_threads(), but it does not

Answer 1

I was facing the same problem . Solution is given below

Right click on Source Program > Properties > Configuration Properties > C/C++ > Language > Now change Open MP support flag to Yes....

You will get the desired result.