#include <cstdio> #include <cstdint> using namespace std; int main() { int N; scanf("%d", &N); uint64_t sum = 0, min_odd = 0; for (int i = 0; i < N; ++i) { int tmp; scanf("%d", &tmp); sum += tmp; if ((tmp & 1) && (min_odd == 0 || tmp < min_odd)) { min_odd = tmp; } } sum -= sum & 1 ? min_odd : 0; if (sum == 0) { printf("NIESTETY\n"); } else { printf("%llu\n", sum); } }
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 | #include <cstdio> #include <cstdint> using namespace std; int main() { int N; scanf("%d", &N); uint64_t sum = 0, min_odd = 0; for (int i = 0; i < N; ++i) { int tmp; scanf("%d", &tmp); sum += tmp; if ((tmp & 1) && (min_odd == 0 || tmp < min_odd)) { min_odd = tmp; } } sum -= sum & 1 ? min_odd : 0; if (sum == 0) { printf("NIESTETY\n"); } else { printf("%llu\n", sum); } } |