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<stdio.h>



int main()
{
	int n, tmp;
	unsigned int S = 0;
	int min = 1001;
	scanf("%d", &n);
	for (int i = 0; i < n; i++)
	{
		scanf("%d", &tmp);
		S += tmp;
		if (tmp % 2 == 1 && tmp < min)
		{
			min = tmp;
		}
	}
	if (min < 1001 && min == S)
	{
		printf("NIESTETY\n");
	}
	else
	{
		printf("%u\n", S % 2 == 0 ? S : S - min);
	}
	return 0;
}