#include <iostream>
#include <vector>
using namespace std;
int main(){
	int n;
	cin >> n;
	vector<int> arr(n), dp(n);
	for(int i = 0; i < n; i++){
		cin >> arr[i];
	}
	dp[0] = arr[0];
	int smax = -1;
	bool hasans = false;
	for(int i = 1; i < n; i++){
		dp[i] = max(dp[i - 1] + arr[i], arr[i]);
		if(dp[i] >= 0) hasans = true;
		if(dp[i] > smax) smax = dp[i];
	}
	if(!hasans){
		cout << "0" << endl; 
		cout << "-1" << " " << "-1" << endl;
		return 0;
	} else{
		int js = -1;
		for(int i = 0; i < n; i++){
			if(dp[i] == smax) {
				js = i;
				break;
			}
		}
		int sum = 0;
		for(int i = js; i >= 0; i--){
			sum += arr[i];
			if(sum == smax){
				sum = i;
				cout << smax << endl;
				cout << sum << " " << js << endl;
				return 0;
			}
		}
	}
	return 0;
}