#pragma GCC optimize ("O2") #pragma GCC target ("avx") #include //#include //using namespace atcoder; using namespace std; typedef long long ll; #define rep(i, n) for(int i = 0; i < (n); i++) #define rep1(i, n) for(int i = 1; i <= (n); i++) #define co(x) cout << (x) << "\n" #define cosp(x) cout << (x) << " " #define ce(x) cerr << (x) << "\n" #define cesp(x) cerr << (x) << " " #define pb push_back #define mp make_pair #define chmin(x, y) x = min(x, y) #define chmax(x, y) x = max(x, y) #define Would #define you #define please int main() { cin.tie(0); ios::sync_with_stdio(false); int T; cin >> T; rep(t, T) { ll N, A, B; cin >> N >> A >> B; ll g = gcd(A, B); if (g != 1) { co("NO"); } else { if (A > B) swap(A, B); if (A == 1) co("YES"); else if ((A + B - 2) <= N) co("YES"); else co("NO"); } } Would you please return 0; }