#include<bits/stdc++.h>
#define pb push_back
#define ii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define INF 100000000000000000
#define modulo 1000000007
#define mod 998244353
#define int long long int
using namespace std;
int32_t main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n;
cin >> n;
vector<vector<vector<int> > > dp(n + 1, vector<vector<int> > (n + 1, vector<int>(2, -INF)));
for(int i = 0;i <= n; i++){
dp[i][0][0] = 0;
}
vector<int> arr(n + 1, 0);
for(int i = 1; i <= n; i++)cin >> arr[i];
for(int i = 1; i <= n; i++){
for(int j = 1; j <= n; j++){
dp[i][j][0] = max(dp[i - 1][j][0], dp[i - 1][j][1]);
dp[i][j][1] = dp[i - 1][j - 1][0] + arr[i];
}
}
for(int i = 1; i <= (n + 1) / 2; i++)cout << max(dp[n][i][0], dp[n][i][1]) << "\n";
}
