Kyselyt

#include <iostream>
#include <cmath>

using namespace std;

int main() {
	int amount;
	cin >> amount;

	int *a = new int[amount];
	int cur;
	for (int i = 0; i < amount; i++) {
		cin >> a[i];
	}

	for (int i = 0; i < amount; i++) {
		cur = a[i];
		if (cur < 10) {
			cout << cur << '\n';
		} else if (cur < 100) {
			if (cur % 2 == 0) {
				cout << trunc((cur / 2 + 5) / 10) << '\n';
			} else {
				cout << int(((cur - 1) / 2) - 5) % 10 << '\n';
			}
		}
	}
	//while (1);
	return 0;
}

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 2

Verdict: WRONG ANSWER

Test 3

Group: 3

Verdict: WRONG ANSWER