Envío 3007

Código

#include <iostream>
#include <map>

using namespace std;

#define ll long long

const int N = 80000+10;
int a[N];

int main(){
	ios::sync_with_stdio(0); cin.tie(0);
	int n;
	cin>>n;
	for(int i=0;i<n;i++){
		cin>>a[i];
	}
	ll global = a[0];
	ll current = a[0];
	for(int i=1;i<n;i++){
		current = max((ll)current+a[i], (ll)a[i]);
		global = max((ll)global, (ll)current);
	}
	cout<<global<<endl;
	return 0;
}