#include <algorithm>
#include <chrono>
#include <iomanip>
#include <iostream>
#include <random>
#include <vector>
#include <string.h>


int64_t numSum;

void 
setup(int64_t N, uint64_t A[])
{
   printf(" inside direct_sum problem_setup, N=%lld \n", N);
   numSum = 0;
}

int64_t
sum(int64_t N, uint64_t A[])
{
   printf(" inside direct_sum perform_sum, N=%lld \n", N);
   for (int64_t i = 0; i < N; i++)
   {
      numSum += i;
   }
   return numSum;
}