#include <fstream>
using namespace std;
ifstream in("ssm.in");
ofstream out("ssm.out");

const int N=6000000;
int sc,smax,i,nr[N],stc,n,drc,stmax,drmax;
void f(){
	for(i=1 ; i<=n ; ++i){
		if(sc>0){
			sc+=nr[i];
			drc=i-1;
		}else{
			sc = nr[i];
			stc = i;
		}
		if(sc>smax)
			smax=sc;
		if(stc>stmax)
			stmax=stc;
		if(drc>drmax)
			drmax=drc;
	}
}
int main(){
	in>>n;
	for(i=1 ; i<=n ; ++i)
		in>>nr[i];
	f();
	out<<smax<<" "<<stmax<<" "<<drmax;
	return 0;
}