#include <iostream>
#include <fstream>
#include <cmath>

using namespace std;
int main()
{
    int n,st,dr,sum,x,smax=-9999999,drmax,stmax;
    cin>>n;
    sum=0;
    for(int i=1;i<=n;i++)
    {
        cin>>x;
        if(x>sum+x)
        {
            st=i;
            dr=i;
            sum=x;
        }
        else
        {
            dr=i;
            sum=sum+x;
        }
        if(smax<sum)
        {
            stmax=st;
            drmax=dr;
            smax=sum;
        }
    }
    cout<<stmax<<" "<<drmax<<" "<<smax;
}