#include <iostream> using namespace std; typedef long long ll; int main() { ios_base::sync_with_stdio(0); ll n; cin >> n; ll min_n = 1000000000, s = 0; ll a; for (int i = 0; i < n; ++i) { cin >> a; s += a; if (a % 2 == 1) min_n = min(min_n, a); } if (s % 2 == 0) { cout << s; return 0; } s -= min_n; if (s != 0) cout << s; else cout << "NIESTETY"; return 0; }
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 29 | #include <iostream> using namespace std; typedef long long ll; int main() { ios_base::sync_with_stdio(0); ll n; cin >> n; ll min_n = 1000000000, s = 0; ll a; for (int i = 0; i < n; ++i) { cin >> a; s += a; if (a % 2 == 1) min_n = min(min_n, a); } if (s % 2 == 0) { cout << s; return 0; } s -= min_n; if (s != 0) cout << s; else cout << "NIESTETY"; return 0; } |