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 | #include <cstdio>
int main() {
int n;
scanf("%d", &n);
int sum = 0, np = 9999;
for (int i=0;i<n;i++)
{
int a;
scanf("%d", &a);
sum += a;
if (a % 2 == 1 && a < np) {
np = a;
}
}
if (sum % 2 == 0)
printf("%d\n", sum);
else if (n == 1)
printf("NIESTETY\n");
else
printf("%d\n", sum - np);
return 0;
}
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