#include using namespace std; typedef long long ll; typedef pair p_ll; template void debug(T itr1, T itr2) { auto now = itr1; while(now=0; i--) const ll MOD = pow(10,9)+7; const ll LLINF = pow(2,61)-1; const int INF = pow(2,30)-1; vector fac; void c_fac(int x=pow(10,6)+10) { fac.resize(x,true); rep(i,x) fac[i] = i ? (fac[i-1]*i)%MOD : 1; } ll inv(ll a, ll m=MOD) { ll b = m, x = 1, y = 0; while (b!=0) { int d = a/b; a -= b*d; swap(a,b); x -= y*d; swap(x,y); } return (x+m)%m; } ll nck(ll n, ll k) { return fac[n]*inv(fac[k]*fac[n-k]%MOD)%MOD; } ll gcd(ll a, ll b) { if (a pfac; num p0; Sieve(ll x=pow(10,6)+10) { p0 = {-1,0,0}; pfac.resize(x,p0); for (ll i=2; i*i<=x; i++) { if (pfac[i]==p0) { for (ll j=1; i*j<=x; j++) { if (pfac[i*j]==p0) { if (j%i==0) pfac[i*j] = pfac[j] + (num){0,1,0}; else pfac[i*j] = {i,1,j}; } } } } } bool isp(ll n) { return pfac[n].f==n; } vector factors(ll n) { vector result; while (n>=2) { result.push_back(make_pair(pfac[n].f,pfac[n].x)); n=pfac[n].n; } return result; } }; // ---------------------------------------------------------------------- // ---------------------------------------------------------------------- int main() { Sieve s; ll N; cin >> N; ll xsum = 0; for (ll n=2; n*n<=N; n++) { if (!s.isp(n)) continue; if (N%n==0) { ll count = 0; while (N%n==0) { N /= n; count++; } xsum ^= count; } } if (N!=1) xsum ^= 1; string result = xsum ? "Alice" : "Bob"; cout << result << endl; return 0; }