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#include <iostream>
using namespace std;

int n;
int sum = 0;	


int main (){
	ios_base::sync_with_stdio(false);
	int min = 2147483647;
	cin >> n;
	bool found = false;
	for (int i = 0; i < n; i++){
		int temp;
		cin >> temp;
		if ((temp < min) && (temp % 2 != 0) ){
			min = temp;
			found = true;
		}
		sum = sum + temp;
	}
	
	if (min == 2147483647){
			cout<<"NIESTETY\n";
			return 0;
		}
	else	
		sum = sum - min;
		
	if (sum != 0)
		cout<< sum;
	else
		cout<<"NIESTETY\n";
	return 0;
}