Sanalista

#include <iostream>
#include <string>

int main() {
    int n, c = 0;
    std::string word;

    std::cin >> n;
    std::cerr << n << "\n";
    for(int i = 0; i < n; i++) {
        std::cerr << i << "\n";
        std::cin >> word;
        if(word.length() % 2 == 0) c++;
    }
    std::cout << c;
}

Test 1

Verdict: WRONG ANSWER

1000
0
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...

Test 2

Verdict: WRONG ANSWER

1000
0
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...

Test 3

Verdict: WRONG ANSWER

1000
0
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...