#include <cstdio>

using namespace std;

int v[100005];

void citire(int *v , int n)
{
    for(int i = 1 ; i <= n ; ++i)
        scanf("%d",&v[i]);
}
int main()
{
    freopen("secvsummax.in" , "r" , stdin);
    freopen("secvsummax.out" , "w" , stdout);
    int n , sc , smax , stc , drmax , stmax , i;
    scanf("%d",&n);
    citire(v,n);
    sc = smax = v[1];
    stc = stmax = drmax = 1;
    for(i = 2 ; i <= n ; ++i)
    {
        if(sc + v[i] > v[i])
            sc += v[i];
        else
            {
                sc = v[i];
                stc = i;
            }
        if(sc > smax)
        {
            smax = sc;
            stmax = stc;
            drmax = i;
        }
    }
    printf("%d %d",stmax ,drmax);
    return 0;
}