Q. Common syntax of OpenMP?

Every OpenMP directive begins with #pragma omp. The common syntax is  

#pragma omp directive-name [Set of clauses] 

where omp is an OpenMP keyword. There can be additional clauses (parameters) after directive name for various options.  

Now we will discuss about a number of compiler directives in OpenMP. 

(i) Parallel Construct

The syntax of parallel construct is in the following manner:

#pragma omp parallel [set of clauses]

Where clause is one of the below clauses:

structured-block

if(scalar-expression)

private(list)

firstprivate(list)

default(shared | none)

shared(list)

copyin(list)