A - Equator

#include <bits/stdc++.h>
#define ll    long long
#define pb    push_back
#define ld    long double
#define sz    size()
#define lala  for(ll i=0;i<n;i++)
#define pll   pair<ll,ll>
#define ed    "\n"
#define ct    cout
#define m_p   make_pair
#define vi    vector<ll>
#define vc    vector<char>
#define ff    first
#define ss    second

using namespace std;

void bahut_tezz()
{
    std::ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
}


void jai_bajrangbali()
{
    ll k,n,m,x,y,cnt=0,res=0,mx=1;
    ll sum=0;
    bool ash=false;
    string s;
    cin>>n;
    ll a[n];
    lala
    {
        cin>>a[i];
        sum=sum+a[i];
    }

    for(ll i=0;i<n;i++)
    {
        cnt=cnt+a[i];
        if(cnt>=(sum+1)/2)
        {
            ct<<i+1<<ed;
            return ;
        }
    }
}

int main()
{
    bahut_tezz();
    long long t;
    //cin>>t;
    t=1;
    while(t--)jai_bajrangbali();

    return 0;
}