#include using namespace std; #ifdef _WIN32 #define scanfll(x) scanf("%I64d", x) #define printfll(x) printf("%I64d", x) #else #define scanfll(x) scanf("%lld", x) #define printfll(x) printf("%lld", x) #endif #define rep(i,n) for(long long i = 0; i < (long long)(n); i++) #define repi(i,a,b) for(long long i = (long long)(a); i < (long long)(b); i++) #define pb push_back #define all(x) (x).begin(), (x).end() #define fi first #define se second #define mt make_tuple #define mp make_pair template bool chmin(T1 &a, T2 b) { return b < a && (a = b, true); } template bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); } using ll = long long; using ld = long double; using vll = vector; using vvll = vector; using vld = vector; using vi = vector; using vvi = vector; vll conv(vi& v) { vll r(v.size()); rep(i, v.size()) r[i] = v[i]; return r; } using P = pair; template ostream &operator<<(ostream &o, const pair &v) { o << "(" << v.first << ", " << v.second << ")"; return o; } template struct seq{}; template struct gen_seq : gen_seq{}; template struct gen_seq<0, Is...> : seq{}; template void print_tuple(basic_ostream& os, Tuple const& t, seq){ using s = int[]; (void)s{0, (void(os << (Is == 0? "" : ", ") << get(t)), 0)...}; } template auto operator<<(basic_ostream& os, tuple const& t) -> basic_ostream& { os << "("; print_tuple(os, t, gen_seq()); return os << ")"; } ostream &operator<<(ostream &o, const vvll &v) { rep(i, v.size()) { rep(j, v[i].size()) o << v[i][j] << " "; cout << endl; } return o; } template ostream &operator<<(ostream &o, const vector &v) { o << '['; rep(i, v.size()) o << v[i] << (i != v.size()-1 ? ", " : ""); o << "]"; return o; } template ostream &operator<<(ostream &o, const set &m) { o << '['; for (auto it = m.begin(); it != m.end(); it++) o << *it << (next(it) != m.end() ? ", " : ""); o << "]"; return o; } template ostream &operator<<(ostream &o, const map &m) { o << '['; for (auto it = m.begin(); it != m.end(); it++) o << *it << (next(it) != m.end() ? ", " : ""); o << "]"; return o; } template ostream &operator<<(ostream &o, const unordered_map &m) { o << '['; for (auto it = m.begin(); it != m.end(); it++) o << *it; o << "]"; return o; } void printbits(ll mask, ll n) { rep(i, n) { cout << !!(mask & (1ll << i)); } cout << endl; } #define ldout fixed << setprecision(40) static const double EPS = 1e-14; static const long long INF = 1e18; static const long long mo = 1e9+7; #include using namespace std; typedef long long ll; ll calc(ll d) { return (ll)((-1 + sqrt(1 + 4*d)) / 2.0); } ll wrong(ll d) { ll t = calc(d); return t; } ll BinarySearch(ll rl, ll rr, function f) { ll lo = rl-1, ro = rr+1; while (ro - lo != 1) { ll m = (lo + ro) / 2; ((m!=rl-1&&f(m))?ro:lo)=m; } return ro; } ll right(ll d) { function f = [&](ll x) { return x * x + x > d; }; return BinarySearch(0, 1e9, f) - 1; } int main(void) { ll counter = 1e8; vector ret; while (1) { ll n = counter * counter + counter - 1; if (n > 1e18) { return 0; } /* if (counter % 1000000 == 0) { cout << n << endl; } */ if (wrong(n) != right(n)) { // cout << wrong(n) << " " << right(n) << "HIT!" << endl; ret.pb(n); } if (ret.size() == 100000) { rep(i, ret.size()) { cout << ret[i] << endl; } return 0; } counter++; } return 0; }