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
30
31
32
33
34
35
36
37
// 01_kie.cpp : Defines the entry point for the console application.
//

#include <stdio.h>


int main()
{
	int n;
	int sum = 0;
	int min_odd = 1000;
	scanf("%d", &n);
	for (int i = 0; i < n; i++)
	{
		int a;
		scanf("%d", &a);

		sum += a;
		if (a < min_odd && (a & 1) == 1) {
			min_odd = a;
		}
	}

	int res = sum;
	if ((res & 1) == 1) {
		res -= min_odd;
	}

	if (res > 0) {
		printf("%d\n", res);
	}
	else {
		printf("NIESTETY\n");
	}
    
	return 0;
}