ll@t;
rep(t){
	ll@n;
	string@s;
	ll o=s[0]=='O';
	ll a=1ull<<__builtin_popcountll(n-1);
	ll b=n+1>>1;
	if(n==1){
		wt(o?"Alice":"Bob");
	}else if(n&1){
		wt("Alice");
	}else{
		wt((a|b)&1^o?"Bob":"Alice");
	}
}