#include <bits/stdc++.h>
using namespace std;
int report[105], folder[105];
int main() {
  int n;
  cin >> n;
  int k = 1, am = 0;
  for (int i = 1; i <= n; i++) cin >> report[i];
  for (int i = 1; i <= n; i++) {
    if (report[i] < 0 && am == 2) {
      k++;
      folder[k]++;
      am = 1;
    } else {
      folder[k]++;
      if (report[i] < 0) am++;
    }
  }
  cout << k << endl;
  for (int i = 1; i <= k; i++) cout << folder[i] << " ";
  return 0;
}
