#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define pii pair<int, int>
#define pll pair<ll, ll>
#define all(x) (x).begin(), (x).end()
bool be;
constexpr int N = 1e5 + 5;
int a[N];
bool en;
int main() {
	cerr << (&be - &en) / 1024.0 / 1024 << " MB\n--------------------------------" << endl;
#ifdef IAKIOI
	freopen("in.in", "r", stdin);
//	freopen("out.out", "w", stdout);
#endif
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	int n;
	ll sum = 0;
	cin >> n;
	for (int i = 1; i <= n; ++i) cin >> a[i], sum += a[i];
	sum += (n - 2ll) * *min_element(a + 1, a + 1 + n);
	cout << sum << endl;
	return 0;
}