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
#include <iostream>
using namespace std;
int main()
{
    ios_base::sync_with_stdio(false);
    int n,a,pom=0,min=1001;
    cin >> n;
    for(int i=0;i<n;i++)
    {
        cin >> a;
        if(a%2==1)
           if(min>a)
                min=a;
        pom+=a;
    }
    if(pom%2==0)
    {
        cout << pom;
        return 0;
    }
    pom-=min;
    if(pom==0)
        cout << "NIESTETY";
    else
        cout << pom;
    return 0;
}