#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

int test(vector<int> numbers) {

  typedef vector<int>::size_type vec_sz;
  vec_sz size = numbers.size();


  if (size <= 1) {
    cout << "Vector less than 2" << endl;
    return 0;
  } else {
    sort(numbers.begin(), numbers.end());

    int answer;
    for (int i=1; i < size-1; i++) {
        answer += numbers[i];
    }
    return answer;

  }

}

int main() {
    vector<int> vec = {2,1,3,4,6,5,7,9,8,10};
    cout << test(vec) << endl;

    vector<int> vec_2 = {1};
    cout << test(vec_2) << endl;

}

3829804
Vector less than 2
0