#include <bits/stdc++.h>
using namespace std;
int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  int a, b, c, x, y, ans;
  cin >> a >> b >> c >> x >> y;
  ans = 2 * (x + y) * (a + b + 2 * c);
  ans = min(ans, a * x + b * y);
  ans = min(ans, 2 * c * x + max(0, y - x) * b);
  ans = min(ans, 2 * c * max(x, y));
  ans = min(ans, 2 * c * y + a * max(x - y, 0));
  ans = min(ans, a * x + 2 * c * y);
  ans = min(ans, 2 * c * x + b * y);
  cout << ans;
}
