#include <bits/stdc++.h>
using namespace std;
int main() {
  long long w, h;
  cin >> w >> h;
  long long res = 0;
  if (w == 1 || h == 1) {
    cout << "0" << endl;
    return 0;
  }
  for (long long i = 1; i < h; i++) {
    for (long long j = 1; j < w; j++) res += min(i, h - i) * min(j, w - j);
  }
  cout << res << endl;
  return 0;
}
