Parallel programs in C/C++

OpenMP(Open Multiprocessing) parallel programs in C 

https://people.sc.fsu.edu/~jburkardt/c_src/openmp/openmp.html

Matrix-Matrix multiplication
Ex 1. https://www.appentra.com/parallel-matrix-matrix-multiplication/
Ex 2. https://computing.llnl.gov/tutorials/openMP/samples/C/omp_mm.c


OpenMP parallel programs in C++
https://people.sc.fsu.edu/~jburkardt/cpp_src/openmp/openmp.html


Parallel Computing in C++
 https://www.cs.cmu.edu/~15210/pasl.html

MPI programs in C

Estimating Pi using MPI programming in C
https://gribblelab.org/CBootCamp/A2_Parallel_Programming_in_C.html#orgad28152

MPI tutorial https://computing.llnl.gov/tutorials/mpi/