#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
const int MAXN = 1e2 + 5;


int main()
{
    
 int n;
 cin >> n;
 vector<long long> v(n);
 for(int i = 0 ; i < n ; i++)
 {
 	cin >> v[i];
 }
 if(n == 1)
 {
     cout << v[0] ;
     return 0;
 }
  long long last = v.back();
 
  vector<long long> ans;
  for(int i = n - 2 ; i >= 1 ; i--)
  {
       if(v[i] + last <= v[i])
       {
         last+=v[i];
       }
       else
       {
       	ans.push_back(last);
       	last = v[i];
       }
  }

  if(v[0] + last <= v[0])
  	 ans.push_back(v[0] + last);
  else
  {
  	ans.push_back(last);
  	ans.push_back(v[0]);
  }

  while(ans.size())
  	 {
  	 	cout << ans.back() << ' ';
  	 	ans.pop_back();
  	 }

 
    
}