#include using namespace std; using ll=long long; using ull=unsigned long long; using pll=pair; using tll=tuple; using ld=long double; const ll INF=(1ll<<60); #define rep(i,n) for (ll i=0;i<(ll)(n);i++) #define replr(i,l,r) for (ll i=(ll)(l);i<(ll)(r);i++) #define all(v) v.begin(),v.end() #define len(v) ((ll)v.size()) template inline bool chmin(T &a,T b){ if(a>b){ a=b; return true; } return false; } template inline bool chmax(T &a,T b){ if(a> t; while(t--){ ll n; cin >> n; vector a(n); rep(i,n) cin >> a[i]; map mp; rep(i,n){ mp[(a[i]-1)/2]^=1; } bool b=true; for(auto [k,v]:mp){ if(v==1) b=false; } if(b) cout << "Bob\n"; else cout << "Alice\n"; } }