#include <iostream>
#include <fstream>
#include <stdlib.h>
#include <math.h>
#include <omp.h>
#define N 10000

using namespace std;

int vect[N];
double start;
double end;
int main() {
    for (int i = 0; i < N; i++)
       vect[i] = rand() % N;
//    vect[0] = 1;
//    vect[1] = 1;
//    vect[2] = 1;
//    vect[3] = 1;
//    vect[4] = 1;

    int i;
    int tmp = 0;
    double start = omp_get_wtime();
    #pragma omp parallel for default(none) shared(vect) private(i) reduction(+ : tmp)
    for (i = 0; i < N; i++){
        tmp += vect[i];
    }
    double end = omp_get_wtime();
    cout << end - start << endl;
    return 0;
}