#include <iostream>
using namespace std;
uint64_t xorshift64(uint64_t seed) {
	seed *= 11111111111111111111ULL;
	seed ^= seed << 13;
	seed ^= seed >> 7;
	seed ^= seed << 17;
	return seed;
}
int main() {
	cin.tie(0);
	ios_base::sync_with_stdio(false);
	int Q;
	cin >> Q;
	while (Q--) {
		int N;
		cin >> N;
		uint64_t h = 0;
		for (int i = 0; i < N; ++i) {
			int a;
			cin >> a;
			h ^= xorshift64(a);
		}
		cout << (h != 0 ? "Alice" : "Bob") << '\n';
	}
	return 0;
}