/****************************************************************************** * * * COMPUTE MERTENS FUNCTION * * 12/07/15 (dkc) * * * ******************************************************************************/ #include <math.h> long long newhicl(unsigned long long x, unsigned int u, char *mob, int *M) { char temp; unsigned int j,m; unsigned long long xom; long long i; long long sumb; sumb=0; for (m=1; m<=u; m++) { temp=mob[m-1]; if (temp==0) continue; xom=x/m; j=(unsigned int)sqrt((double)xom); j=j+1; #pragma omp parallel for reduction (+:sumb) for (i=(long long)j; i<=(long long)xom; i++) { sumb=sumb+(long long)(M[xom/(unsigned long long)i-1]*temp); } } return(sumb); }