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];
	}
	int out = 0;
	int next = -1;

	for (int i = 0; i < amount; i++) {
		cur = a[i];
		if (cur < 10) {
			out = cur;
		} else {
			if (cur % 2 == 0) {
				out = trunc((cur / 2 + 5) / 10);
			} else {
				out = int(((cur - 1) / 2) - 5) % 10;
			}
		}
		if (out > 9) {
			out = out / 10;
			if (cur > 190) {
				next = 0;
			}
		}
		if (next != -1) {
			int temp = out;
			out = next;
			next = temp;
		}
		cout << out << '\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