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
38
39
40
41
42
43
44
45
46
47
48
49
#include <iostream>
#include<bits/stdc++.h>
using namespace std;
int main ()
{
	int t,s=0,a=0;
	cin >> t;
	int tab[t];
	for (int i = 0; i < t; i++)
	{
		cin >> tab[i];
	}
	if (t<=1)
	for (int i = 0; i < t; i++)
	{
		if (tab[i]%2!=0)
			cout << "NIESTETY";
			else
			if (tab[i]%2==0)
			cout << tab[i];
	}
	else
	if (t>=2)
	{
		for (int i = 0; i < t; i++)
		{
		if (tab[i]%2==0)
			s+=tab[i];
				else
			a++;
		}	
	sort (tab, tab+t);
			if (a%2==0)
			for (int i = 0; i < t; i++)
			{
				if (tab[i]%2!=0)
				s+=tab[i];
			}
			else
			if (a%2!=0)
			for (int i =0 ;i < t; i++)
			{
				if (tab[i]%2==0)
				s+=tab[i];
			}
	cout << s;
	}	
	return 0;
}