#include<stdio.h>
int min,n,i,j,v[6000100],S[6000100],tot,max,j1,i1,j2,lenght,ind,ind1,min1;
int main ()
{
	freopen("ssm.in","r",stdin);
	freopen("ssm.out","w",stdout);
	min=99999999;
	scanf("%d",&n);
	max=-99999999;
	for(i=1;i<=n;i++)
	{
		scanf("%d",&v[i]);
		S[i]=S[i-1]+v[i];
		if(i>1)
		{
			if(S[i-1]<=min)
			{
				min=min1=S[i-1];
				ind=ind1=i;
			}
			else
			{
			min=min1;
			ind=ind1;
			}
		}
		tot=S[i]-min;
		if(tot>max)
		{
			max=tot;
			i1=i;
			j1=ind;
			j2=ind;
		}
		else
		if(tot==max&&i-ind>lenght)
		{
			j2=ind; i1=i;
		}
	}
	printf("%d %d %d",max,j2,i1);
	return 0;
}