#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
using i64 = long long;
void solve()
{
    int n, a;
    cin >> n >> a;
    i64 ans = 0;
    for (int i = 0; i < n; i++)
    {
        int x;
        cin >> x;
        if (x)
            ans += 3ll;
        else
            ans += (i64)(n - 3);
    }
    cout << ans << endl;
}
signed main()
{
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    int tc = 1;
    // cin >> tc;
    while (tc--)
        solve();
    return 0;
}