1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
#include <iostream>

using namespace std;

int main()
{
    int n,a,mini;
    long long w;
    cin >> n;
    w = 0;
    mini = 1008;
    for (int i = 0; i < n; i++)
    {
        cin >> a;
        if (a%2 == 1)
            mini = min(mini, a);
        w+=a;

    }
    if (mini == 1008)
        mini = 0;
    if (n== 1 && w %2 == 1)
        cout << "NIESTETY"<< endl;
    else if (w%2 == 0)
        cout << w << endl;
    else
        cout << w-mini<< endl;
}