/* */ #include #include #include #include using ll = int64_t; int main(){ ll n; std::cin>>n; std::vector arr(n*2+1); std::vector pre(n*2+1); for(ll i=1;i<=n;i++){ std::cin>>arr[i]; arr[n+i]=arr[i]; } for(ll i=1;i<=2*n;i++){ pre[i]=pre[i-1]+arr[i]; } std::vector> dp; for(ll i=1;i(2*n+1,1e9)); // for(ll x=1;) throw std::runtime_error("NotImpletmented"); } }