Bittijono

#pragma GCC optimize("O3")
#pragma GCC target("popcnt")
#include <iostream>

using namespace std;
typedef long long ll;

ll t;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cin >> t;
	for (int i = 0; i < t; ++i) {
		ll k;
		cin >> k;
		cout << (__builtin_popcountll(k-1)%2) << "\n";
	}
	return 0;
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED

Test 3

Group: 3

Verdict: ACCEPTED