Kyselyt

#include <iostream>

using namespace std;

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

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

	int cur;

	for (int i = 0; i < amount; i++) {
		cur = a[i];
		int res = 0;
		if (cur < 10) {
			res = cur;
		} else if (cur > 10) {
			bool found = false;
			int low = 10;
			int high = 29;
			for (int i = 0; !found; i++) {
				if (cur >= low && cur <= high) {
					found = true;
					if (cur % 2 == 0) {
						res = i + 1;
					} else {
						res = (cur - 1) / 2 - (5 + 10 * i);
					}
				}
				low = high + 1;
				high += 20;
			}
		}
		cout << res << '\n';
	}
	//while (1);
	return 0;
}

Test 1

Group: 1

Verdict: WRONG ANSWER

Test 2

Group: 2

Verdict: WRONG ANSWER

Test 3

Group: 3

Verdict: TIME LIMIT EXCEEDED