#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
//#include <ext/pb_ds/priority_queue.hpp>
//#include <ext/pb_ds/hash_policy.hpp>
using namespace std;
//using namespace __gnu_pbds;

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<ll> vll;
//typedef gp_hash_table<int, int> hashmap;
//typedef tree<pii, null_type, std::less<pii>, splay_tree_tag, tree_order_statistics_node_update> splaytree;
//typedef tree<pii, null_type, std::less<pii>, rb_tree_tag, tree_order_statistics_node_update> rbtree;
//typedef __gnu_pbds::priority_queue<int, std::greater<int>, __gnu_pbds::binary_heap_tag> binheap;
//typedef __gnu_pbds::priority_queue<int, std::greater<int>, __gnu_pbds::pairing_heap_tag> pairingheap;

template <typename T>
inline void read(T &x)
{
    T data = 0, f = 1;
    char ch = getchar();
    while (!isdigit(ch))
    {
        if (ch == '-')
            f = -1;
        ch = getchar();
    }
    while (isdigit(ch))
    {
        data = (data << 3) + (data << 1) + ch - '0';
        ch = getchar();
    }
    x = f * data;
}
template <typename T, typename... Args>
inline void read(T &t, Args &...args)
{
    read(t);
    read(args...);
}

//mt19937 rnd(time(0));
const int inf = 0x3f3f3f3f;
const double eps = 1e-8;
const int maxn = 2e5 + 9;
const ll mod = 998244353;
ll a[maxn], b[maxn];
priority_queue<ll> pq;
signed main()
{
    //freopen("in.txt","r",stdin);
    //freopen("data.txt","w",stdout);
    //std::ios::sync_with_stdio(false);
    //std::cin.tie(0);
    //std::cout.tie(0);
    int n;
    read(n);
    for (int i = 1; i <= n; ++i)
        read(a[i]);
    for (int i = 1; i <= n; ++i)
        read(b[i]);
    ll ans = 0;
    for (int i = 1; i <= n; ++i)
    {
        pq.push(a[i]);
        ans = max(ans, pq.top() * b[i]);
        printf("%lld\n", ans);
    }
    //fclose(stdin);
    //fclose(stdout);
    return 0;
}
#pragma GCC optimize ("O3")
#include <iostream>
#include <iomanip>
#include <istream>
#include <ostream>
#include <sstream>
#include <iterator>
#include <vector>
#include <algorithm>
#include <queue>
#include <deque>
#include <list>
#include <stack>
#include <map>
#include <unordered_map>
#include <set>
#include <bitset>
#include <utility>
#include <cmath>
#include <cstdio>
#include <cstring>
#include <string>
#include <ctime>
#include <cctype>
#include <cstdlib>
#include <numeric>
#define IINF 2147483647
#define INF 3223372036854775807
#define MOD 1000000007
#define mod 998244353
#define INT_MAX_ 2147483647
#define EPS (1e-10)
//#define REP(i, a, n) fo-r (ll i = a; i < (ll)(n); i++)
//#define REPE(i, a, n) for (ll i = a; i <= (ll)(n); i++)
//#define REP(i,x,y) for(register int i=(x); i<(y); i++)
//#define REPE(i,x,y) for(register int i=(x); i<=(y); i++)
//#define rep(i,n)for (ll i = 0; i < (ll)(n); i++)
#define rep(i,l,r)for(ll i=(l);i<(r);i++)
#define rep1(i,n) for(int i=1;i<=(int)(n);i++)
#define Endl endl
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define mt make_tuple
#define eb emplace_back
#define mmax(x,y)(x>y?x:y)
#define mmin(x,y)(x<y?x:y)
#define chmax(x,y) x=mmax(x,y)
#define chmin(x,y) x=mmin(x,y)
#define all(x) (x).begin(),(x).end()
#define siz(x) (ll)(x).size()
#define PI acos(-1.0)
#define pi acos(-1.0)
#define me memset
// /#define bit(n,k) ((n>>k)&1)
#define lg length()
using namespace std;
typedef long long int ll;
typedef unsigned long long int ull;
typedef long double ld;
typedef pair<int,int>Pin;
typedef pair<ll,ll>Pll;
template<class T> using V=vector<T>;
template<typename T> using min_priority_queue = priority_queue<T, vector<T>, greater<T> >;
long long GCD(long long a, long long b) {return b?GCD(b,a%b):a;}
long long LCM(long long a, long long b) {return a/GCD(a,b)*b;}
ll pom(ll a,ll n,int m){ll x=1;for(a%=m;n;n/=2)n&1?x=x*a%m:0,a=a*a%m;return x;}
#define invp(a,p)pom(a,p-2,p)
int dx[4]={-1,1,0,0};
int dy[4]={0,0,-1,1};
int ddx[8]={-1,0,1,0,1,1,-1,-1};
int ddy[8]={0,-1,0,1,1,-1,1,-1};
ll cmp1(pair<Pll,ll> a,pair<Pll,ll> b){
        return a.fi.se>b.fi.se;
}
ll cmp2(pair<ll,ll> a,pair<ll,ll> b){
    if(a.fi!=b.fi)
        return  a.fi>b.fi;
    else
        return a.se<b.se;
}
//----------------------------------------------------------------------
ll sum[200020];
ll maxs[200020];
//----------------------------------------------------------------------
int main(int argc, char * argv[]){
    cin.tie(0);
    ios::sync_with_stdio(false);
    //-------------------------------  
    //ll begin_t=clock();
    //freopen("big.txt", "r", stdin);
    //freopen("out3.txt", "w", stdout);
    //------------------------------
    ll n;cin>>n;
    V<ll>a(n);
    
    for(ll i=0;i<n;i++){
        cin>>a[i];
        if(i>0){
            sum[i]=a[i];
            sum[i]+=sum[i-1];
            //cout<<sum[i]<<Endl;
        }
        else sum[0]=a[0];
    }
    ll now = 0;
    for(ll i=0;i<n;i++)maxs[i]=-INF;
    for(ll i=0;i<n;i++){
        now+=a[i];
        chmax(maxs[i],now);
        if(i>0)chmax(maxs[i],maxs[i-1]);
    }
    ll ans = 0;
    now = 0;
    for(ll i=0;i<n;i++){
        //cout<<now<<" "<<maxs[i]<<Endl;
        chmax(ans,now+maxs[i]);
        now+=sum[i];
    }
    cout<<ans<<endl;
    //------------------------------
    //fclose(stdin);
    //fclose(stdout);
    //ll end_t=clock();cout<<"time="<<end_t-begin_t<<"ms"<<endl;
    //------------------------------- 
    return 0;
}
//----------------------------------------------------------------------















































