#include<fstream>

using namespace std;

int S[7000001];

int main()
{
	ifstream in("ssm.in");
	ofstream out("ssm.out");
	int n;

	in>>n;
	for(int i=1;i<=n;i++) in>>S[i];
	
	int idx=0,bng,end,best=-int(2e9),min;
	
	for(int i=2;i<=n;i++)
	{
		S[i]+=S[i-1];
		
		if(best<S[i]-min)
			best=S[i]-min,bng=idx+1,end=i;
		if(min>S[i])
			min=S[i],end=i;
	}
	
	out<<best<<" "<<bng<<" "<<end;
	return 0;
}