float a[500], b[500], c[500],d[500];

int i;

for (i=1; i<500; i++) {

a[i]=b[i]+c[i];

d[i]=a[i-1]+b[i];

}

Write an openMP program using compiler directives to parallelize the above code segment.

Write a PTHREADS program to parallelize the above code segment.