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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#781084#8241. Master of Both VmaspyRE 0ms3948kbC++2328.7kb2024-11-25 14:43:062024-11-25 14:43:06

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你现在查看的是最新测评结果

  • [2024-11-25 14:43:06]
  • 评测
  • 测评结果:RE
  • 用时:0ms
  • 内存:3948kb
  • [2024-11-25 14:43:06]
  • 提交

answer

#line 1 "/home/maspy/compro/library/my_template.hpp"
#if defined(LOCAL)
#include <my_template_compiled.hpp>
#else

// https://codeforces.com/blog/entry/96344
#pragma GCC optimize("Ofast,unroll-loops")
// いまの CF だとこれ入れると動かない?
// #pragma GCC target("avx2,popcnt")

#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using u8 = uint8_t;
using u16 = uint16_t;
using u32 = uint32_t;
using u64 = uint64_t;
using i128 = __int128;
using u128 = unsigned __int128;
using f128 = __float128;

template <class T>
constexpr T infty = 0;
template <>
constexpr int infty<int> = 1'010'000'000;
template <>
constexpr ll infty<ll> = 2'020'000'000'000'000'000;
template <>
constexpr u32 infty<u32> = infty<int>;
template <>
constexpr u64 infty<u64> = infty<ll>;
template <>
constexpr i128 infty<i128> = i128(infty<ll>) * 2'000'000'000'000'000'000;
template <>
constexpr double infty<double> = infty<ll>;
template <>
constexpr long double infty<long double> = infty<ll>;

using pi = pair<ll, ll>;
using vi = vector<ll>;
template <class T>
using vc = vector<T>;
template <class T>
using vvc = vector<vc<T>>;
template <class T>
using vvvc = vector<vvc<T>>;
template <class T>
using vvvvc = vector<vvvc<T>>;
template <class T>
using vvvvvc = vector<vvvvc<T>>;
template <class T>
using pq = priority_queue<T>;
template <class T>
using pqg = priority_queue<T, vector<T>, greater<T>>;

#define vv(type, name, h, ...) vector<vector<type>> name(h, vector<type>(__VA_ARGS__))
#define vvv(type, name, h, w, ...) vector<vector<vector<type>>> name(h, vector<vector<type>>(w, vector<type>(__VA_ARGS__)))
#define vvvv(type, name, a, b, c, ...) \
  vector<vector<vector<vector<type>>>> name(a, vector<vector<vector<type>>>(b, vector<vector<type>>(c, vector<type>(__VA_ARGS__))))

// https://trap.jp/post/1224/
#define FOR1(a) for (ll _ = 0; _ < ll(a); ++_)
#define FOR2(i, a) for (ll i = 0; i < ll(a); ++i)
#define FOR3(i, a, b) for (ll i = a; i < ll(b); ++i)
#define FOR4(i, a, b, c) for (ll i = a; i < ll(b); i += (c))
#define FOR1_R(a) for (ll i = (a)-1; i >= ll(0); --i)
#define FOR2_R(i, a) for (ll i = (a)-1; i >= ll(0); --i)
#define FOR3_R(i, a, b) for (ll i = (b)-1; i >= ll(a); --i)
#define overload4(a, b, c, d, e, ...) e
#define overload3(a, b, c, d, ...) d
#define FOR(...) overload4(__VA_ARGS__, FOR4, FOR3, FOR2, FOR1)(__VA_ARGS__)
#define FOR_R(...) overload3(__VA_ARGS__, FOR3_R, FOR2_R, FOR1_R)(__VA_ARGS__)

#define FOR_subset(t, s) for (ll t = (s); t >= 0; t = (t == 0 ? -1 : (t - 1) & (s)))
#define all(x) x.begin(), x.end()
#define len(x) ll(x.size())
#define elif else if

#define eb emplace_back
#define mp make_pair
#define mt make_tuple
#define fi first
#define se second

#define stoi stoll

int popcnt(int x) { return __builtin_popcount(x); }
int popcnt(u32 x) { return __builtin_popcount(x); }
int popcnt(ll x) { return __builtin_popcountll(x); }
int popcnt(u64 x) { return __builtin_popcountll(x); }
int popcnt_sgn(int x) { return (__builtin_parity(x) & 1 ? -1 : 1); }
int popcnt_sgn(u32 x) { return (__builtin_parity(x) & 1 ? -1 : 1); }
int popcnt_sgn(ll x) { return (__builtin_parity(x) & 1 ? -1 : 1); }
int popcnt_sgn(u64 x) { return (__builtin_parity(x) & 1 ? -1 : 1); }
// (0, 1, 2, 3, 4) -> (-1, 0, 1, 1, 2)
int topbit(int x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }
int topbit(u32 x) { return (x == 0 ? -1 : 31 - __builtin_clz(x)); }
int topbit(ll x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }
int topbit(u64 x) { return (x == 0 ? -1 : 63 - __builtin_clzll(x)); }
// (0, 1, 2, 3, 4) -> (-1, 0, 1, 0, 2)
int lowbit(int x) { return (x == 0 ? -1 : __builtin_ctz(x)); }
int lowbit(u32 x) { return (x == 0 ? -1 : __builtin_ctz(x)); }
int lowbit(ll x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }
int lowbit(u64 x) { return (x == 0 ? -1 : __builtin_ctzll(x)); }

template <typename T>
T kth_bit(int k) {
  return T(1) << k;
}
template <typename T>
bool has_kth_bit(T x, int k) {
  return x >> k & 1;
}

template <typename T>
T floor(T a, T b) {
  return a / b - (a % b && (a ^ b) < 0);
}
template <typename T>
T ceil(T x, T y) {
  return floor(x + y - 1, y);
}
template <typename T>
T bmod(T x, T y) {
  return x - y * floor(x, y);
}
template <typename T>
pair<T, T> divmod(T x, T y) {
  T q = floor(x, y);
  return {q, x - q * y};
}

template <typename T, typename U>
T SUM(const vector<U> &A) {
  T sm = 0;
  for (auto &&a: A) sm += a;
  return sm;
}

#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define LB(c, x) distance((c).begin(), lower_bound(all(c), (x)))
#define UB(c, x) distance((c).begin(), upper_bound(all(c), (x)))
#define UNIQUE(x) sort(all(x)), x.erase(unique(all(x)), x.end()), x.shrink_to_fit()

template <typename T>
T POP(deque<T> &que) {
  T a = que.front();
  que.pop_front();
  return a;
}
template <typename T>
T POP(pq<T> &que) {
  T a = que.top();
  que.pop();
  return a;
}
template <typename T>
T POP(pqg<T> &que) {
  T a = que.top();
  que.pop();
  return a;
}
template <typename T>
T POP(vc<T> &que) {
  T a = que.back();
  que.pop_back();
  return a;
}

template <typename F>
ll binary_search(F check, ll ok, ll ng, bool check_ok = true) {
  if (check_ok) assert(check(ok));
  while (abs(ok - ng) > 1) {
    auto x = (ng + ok) / 2;
    (check(x) ? ok : ng) = x;
  }
  return ok;
}
template <typename F>
double binary_search_real(F check, double ok, double ng, int iter = 100) {
  FOR(iter) {
    double x = (ok + ng) / 2;
    (check(x) ? ok : ng) = x;
  }
  return (ok + ng) / 2;
}

template <class T, class S>
inline bool chmax(T &a, const S &b) {
  return (a < b ? a = b, 1 : 0);
}
template <class T, class S>
inline bool chmin(T &a, const S &b) {
  return (a > b ? a = b, 1 : 0);
}

// ? は -1
vc<int> s_to_vi(const string &S, char first_char) {
  vc<int> A(S.size());
  FOR(i, S.size()) { A[i] = (S[i] != '?' ? S[i] - first_char : -1); }
  return A;
}

template <typename T, typename U>
vector<T> cumsum(vector<U> &A, int off = 1) {
  int N = A.size();
  vector<T> B(N + 1);
  FOR(i, N) { B[i + 1] = B[i] + A[i]; }
  if (off == 0) B.erase(B.begin());
  return B;
}

// stable sort
template <typename T>
vector<int> argsort(const vector<T> &A) {
  vector<int> ids(len(A));
  iota(all(ids), 0);
  sort(all(ids), [&](int i, int j) { return (A[i] == A[j] ? i < j : A[i] < A[j]); });
  return ids;
}

// A[I[0]], A[I[1]], ...
template <typename T>
vc<T> rearrange(const vc<T> &A, const vc<int> &I) {
  vc<T> B(len(I));
  FOR(i, len(I)) B[i] = A[I[i]];
  return B;
}

template <typename T, typename... Vectors>
void concat(vc<T> &first, const Vectors &... others) {
  vc<T> &res = first;
  (res.insert(res.end(), others.begin(), others.end()), ...);
}
#endif
#line 1 "/home/maspy/compro/library/other/io.hpp"
#define FASTIO
#include <unistd.h>

// https://judge.yosupo.jp/submission/21623
namespace fastio {
static constexpr uint32_t SZ = 1 << 17;
char ibuf[SZ];
char obuf[SZ];
char out[100];
// pointer of ibuf, obuf
uint32_t pil = 0, pir = 0, por = 0;

struct Pre {
  char num[10000][4];
  constexpr Pre() : num() {
    for (int i = 0; i < 10000; i++) {
      int n = i;
      for (int j = 3; j >= 0; j--) {
        num[i][j] = n % 10 | '0';
        n /= 10;
      }
    }
  }
} constexpr pre;

inline void load() {
  memcpy(ibuf, ibuf + pil, pir - pil);
  pir = pir - pil + fread(ibuf + pir - pil, 1, SZ - pir + pil, stdin);
  pil = 0;
  if (pir < SZ) ibuf[pir++] = '\n';
}

inline void flush() {
  fwrite(obuf, 1, por, stdout);
  por = 0;
}

void rd(char &c) {
  do {
    if (pil + 1 > pir) load();
    c = ibuf[pil++];
  } while (isspace(c));
}

void rd(string &x) {
  x.clear();
  char c;
  do {
    if (pil + 1 > pir) load();
    c = ibuf[pil++];
  } while (isspace(c));
  do {
    x += c;
    if (pil == pir) load();
    c = ibuf[pil++];
  } while (!isspace(c));
}

template <typename T>
void rd_real(T &x) {
  string s;
  rd(s);
  x = stod(s);
}

template <typename T>
void rd_integer(T &x) {
  if (pil + 100 > pir) load();
  char c;
  do
    c = ibuf[pil++];
  while (c < '-');
  bool minus = 0;
  if constexpr (is_signed<T>::value || is_same_v<T, i128>) {
    if (c == '-') { minus = 1, c = ibuf[pil++]; }
  }
  x = 0;
  while ('0' <= c) { x = x * 10 + (c & 15), c = ibuf[pil++]; }
  if constexpr (is_signed<T>::value || is_same_v<T, i128>) {
    if (minus) x = -x;
  }
}

void rd(int &x) { rd_integer(x); }
void rd(ll &x) { rd_integer(x); }
void rd(i128 &x) { rd_integer(x); }
void rd(u32 &x) { rd_integer(x); }
void rd(u64 &x) { rd_integer(x); }
void rd(u128 &x) { rd_integer(x); }
void rd(double &x) { rd_real(x); }
void rd(long double &x) { rd_real(x); }
void rd(f128 &x) { rd_real(x); }

template <class T, class U>
void rd(pair<T, U> &p) {
  return rd(p.first), rd(p.second);
}
template <size_t N = 0, typename T>
void rd_tuple(T &t) {
  if constexpr (N < std::tuple_size<T>::value) {
    auto &x = std::get<N>(t);
    rd(x);
    rd_tuple<N + 1>(t);
  }
}
template <class... T>
void rd(tuple<T...> &tpl) {
  rd_tuple(tpl);
}

template <size_t N = 0, typename T>
void rd(array<T, N> &x) {
  for (auto &d: x) rd(d);
}
template <class T>
void rd(vc<T> &x) {
  for (auto &d: x) rd(d);
}

void read() {}
template <class H, class... T>
void read(H &h, T &... t) {
  rd(h), read(t...);
}

void wt(const char c) {
  if (por == SZ) flush();
  obuf[por++] = c;
}
void wt(const string s) {
  for (char c: s) wt(c);
}
void wt(const char *s) {
  size_t len = strlen(s);
  for (size_t i = 0; i < len; i++) wt(s[i]);
}

template <typename T>
void wt_integer(T x) {
  if (por > SZ - 100) flush();
  if (x < 0) { obuf[por++] = '-', x = -x; }
  int outi;
  for (outi = 96; x >= 10000; outi -= 4) {
    memcpy(out + outi, pre.num[x % 10000], 4);
    x /= 10000;
  }
  if (x >= 1000) {
    memcpy(obuf + por, pre.num[x], 4);
    por += 4;
  } else if (x >= 100) {
    memcpy(obuf + por, pre.num[x] + 1, 3);
    por += 3;
  } else if (x >= 10) {
    int q = (x * 103) >> 10;
    obuf[por] = q | '0';
    obuf[por + 1] = (x - q * 10) | '0';
    por += 2;
  } else
    obuf[por++] = x | '0';
  memcpy(obuf + por, out + outi + 4, 96 - outi);
  por += 96 - outi;
}

template <typename T>
void wt_real(T x) {
  ostringstream oss;
  oss << fixed << setprecision(15) << double(x);
  string s = oss.str();
  wt(s);
}

void wt(int x) { wt_integer(x); }
void wt(ll x) { wt_integer(x); }
void wt(i128 x) { wt_integer(x); }
void wt(u32 x) { wt_integer(x); }
void wt(u64 x) { wt_integer(x); }
void wt(u128 x) { wt_integer(x); }
void wt(double x) { wt_real(x); }
void wt(long double x) { wt_real(x); }
void wt(f128 x) { wt_real(x); }

template <class T, class U>
void wt(const pair<T, U> val) {
  wt(val.first);
  wt(' ');
  wt(val.second);
}
template <size_t N = 0, typename T>
void wt_tuple(const T t) {
  if constexpr (N < std::tuple_size<T>::value) {
    if constexpr (N > 0) { wt(' '); }
    const auto x = std::get<N>(t);
    wt(x);
    wt_tuple<N + 1>(t);
  }
}
template <class... T>
void wt(tuple<T...> tpl) {
  wt_tuple(tpl);
}
template <class T, size_t S>
void wt(const array<T, S> val) {
  auto n = val.size();
  for (size_t i = 0; i < n; i++) {
    if (i) wt(' ');
    wt(val[i]);
  }
}
template <class T>
void wt(const vector<T> val) {
  auto n = val.size();
  for (size_t i = 0; i < n; i++) {
    if (i) wt(' ');
    wt(val[i]);
  }
}

void print() { wt('\n'); }
template <class Head, class... Tail>
void print(Head &&head, Tail &&... tail) {
  wt(head);
  if (sizeof...(Tail)) wt(' ');
  print(forward<Tail>(tail)...);
}

// gcc expansion. called automaticall after main.
void __attribute__((destructor)) _d() { flush(); }
} // namespace fastio
using fastio::read;
using fastio::print;
using fastio::flush;

#if defined(LOCAL)
#define SHOW(...) SHOW_IMPL(__VA_ARGS__, SHOW6, SHOW5, SHOW4, SHOW3, SHOW2, SHOW1)(__VA_ARGS__)
#define SHOW_IMPL(_1, _2, _3, _4, _5, _6, NAME, ...) NAME
#define SHOW1(x) print(#x, "=", (x)), flush()
#define SHOW2(x, y) print(#x, "=", (x), #y, "=", (y)), flush()
#define SHOW3(x, y, z) print(#x, "=", (x), #y, "=", (y), #z, "=", (z)), flush()
#define SHOW4(x, y, z, w) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w)), flush()
#define SHOW5(x, y, z, w, v) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w), #v, "=", (v)), flush()
#define SHOW6(x, y, z, w, v, u) print(#x, "=", (x), #y, "=", (y), #z, "=", (z), #w, "=", (w), #v, "=", (v), #u, "=", (u)), flush()
#else
#define SHOW(...)
#endif

#define INT(...)   \
  int __VA_ARGS__; \
  read(__VA_ARGS__)
#define LL(...)   \
  ll __VA_ARGS__; \
  read(__VA_ARGS__)
#define U32(...)   \
  u32 __VA_ARGS__; \
  read(__VA_ARGS__)
#define U64(...)   \
  u64 __VA_ARGS__; \
  read(__VA_ARGS__)
#define STR(...)      \
  string __VA_ARGS__; \
  read(__VA_ARGS__)
#define CHAR(...)   \
  char __VA_ARGS__; \
  read(__VA_ARGS__)
#define DBL(...)      \
  double __VA_ARGS__; \
  read(__VA_ARGS__)

#define VEC(type, name, size) \
  vector<type> name(size);    \
  read(name)
#define VV(type, name, h, w)                     \
  vector<vector<type>> name(h, vector<type>(w)); \
  read(name)

void YES(bool t = 1) { print(t ? "YES" : "NO"); }
void NO(bool t = 1) { YES(!t); }
void Yes(bool t = 1) { print(t ? "Yes" : "No"); }
void No(bool t = 1) { Yes(!t); }
void yes(bool t = 1) { print(t ? "yes" : "no"); }
void no(bool t = 1) { yes(!t); }
#line 3 "main.cpp"

#line 2 "/home/maspy/compro/library/geo/angle_sort.hpp"

#line 2 "/home/maspy/compro/library/geo/base.hpp"
template <typename T>
struct Point {
  T x, y;

  Point() : x(0), y(0) {}

  template <typename A, typename B>
  Point(A x, B y) : x(x), y(y) {}

  template <typename A, typename B>
  Point(pair<A, B> p) : x(p.fi), y(p.se) {}

  Point operator+=(const Point p) {
    x += p.x, y += p.y;
    return *this;
  }
  Point operator-=(const Point p) {
    x -= p.x, y -= p.y;
    return *this;
  }
  Point operator+(Point p) const { return {x + p.x, y + p.y}; }
  Point operator-(Point p) const { return {x - p.x, y - p.y}; }
  bool operator==(Point p) const { return x == p.x && y == p.y; }
  bool operator!=(Point p) const { return x != p.x || y != p.y; }
  Point operator-() const { return {-x, -y}; }
  Point operator*(T t) const { return {x * t, y * t}; }
  Point operator/(T t) const { return {x / t, y / t}; }

  bool operator<(Point p) const {
    if (x != p.x) return x < p.x;
    return y < p.y;
  }
  T dot(const Point& other) const { return x * other.x + y * other.y; }
  T det(const Point& other) const { return x * other.y - y * other.x; }

  double norm() { return sqrtl(x * x + y * y); }
  double angle() { return atan2(y, x); }

  Point rotate(double theta) {
    static_assert(!is_integral<T>::value);
    double c = cos(theta), s = sin(theta);
    return Point{c * x - s * y, s * x + c * y};
  }
  Point rot90(bool ccw) { return (ccw ? Point{-y, x} : Point{y, -x}); }
};

#ifdef FASTIO
template <typename T>
void rd(Point<T>& p) {
  fastio::rd(p.x), fastio::rd(p.y);
}
template <typename T>
void wt(Point<T>& p) {
  fastio::wt(p.x);
  fastio::wt(' ');
  fastio::wt(p.y);
}
#endif

// A -> B -> C と進むときに、左に曲がるならば +1、右に曲がるならば -1
template <typename T>
int ccw(Point<T> A, Point<T> B, Point<T> C) {
  T x = (B - A).det(C - A);
  if (x > 0) return 1;
  if (x < 0) return -1;
  return 0;
}

template <typename REAL, typename T, typename U>
REAL dist(Point<T> A, Point<U> B) {
  REAL dx = REAL(A.x) - REAL(B.x);
  REAL dy = REAL(A.y) - REAL(B.y);
  return sqrt(dx * dx + dy * dy);
}

// ax+by+c
template <typename T>
struct Line {
  T a, b, c;

  Line(T a, T b, T c) : a(a), b(b), c(c) {}
  Line(Point<T> A, Point<T> B) { a = A.y - B.y, b = B.x - A.x, c = A.x * B.y - A.y * B.x; }
  Line(T x1, T y1, T x2, T y2) : Line(Point<T>(x1, y1), Point<T>(x2, y2)) {}

  template <typename U>
  U eval(Point<U> P) {
    return a * P.x + b * P.y + c;
  }

  template <typename U>
  T eval(U x, U y) {
    return a * x + b * y + c;
  }

  // 同じ直線が同じ a,b,c で表現されるようにする
  void normalize() {
    static_assert(is_same_v<T, int> || is_same_v<T, long long>);
    T g = gcd(gcd(abs(a), abs(b)), abs(c));
    a /= g, b /= g, c /= g;
    if (b < 0) { a = -a, b = -b, c = -c; }
    if (b == 0 && a < 0) { a = -a, b = -b, c = -c; }
  }

  bool is_parallel(Line other) { return a * other.b - b * other.a == 0; }
  bool is_orthogonal(Line other) { return a * other.a + b * other.b == 0; }
};

template <typename T>
struct Segment {
  Point<T> A, B;

  Segment(Point<T> A, Point<T> B) : A(A), B(B) {}
  Segment(T x1, T y1, T x2, T y2) : Segment(Point<T>(x1, y1), Point<T>(x2, y2)) {}

  bool contain(Point<T> C) {
    T det = (C - A).det(B - A);
    if (det != 0) return 0;
    return (C - A).dot(B - A) >= 0 && (C - B).dot(A - B) >= 0;
  }

  Line<T> to_Line() { return Line(A, B); }
};

template <typename REAL>
struct Circle {
  Point<REAL> O;
  REAL r;
  Circle(Point<REAL> O, REAL r) : O(O), r(r) {}
  Circle(REAL x, REAL y, REAL r) : O(x, y), r(r) {}
  template <typename T>
  bool contain(Point<T> p) {
    REAL dx = p.x - O.x, dy = p.y - O.y;
    return dx * dx + dy * dy <= r * r;
  }
};
#line 4 "/home/maspy/compro/library/geo/angle_sort.hpp"

// lower: -1, origin: 0, upper: 1
template <typename T>
int lower_or_upper(const Point<T>& p) {
  if (p.y != 0) return (p.y > 0 ? 1 : -1);
  if (p.x > 0) return -1;
  if (p.x < 0) return 1;
  return 0;
}

// L<R:-1, L==R:0, L>R:1
template <typename T>
int angle_comp_3(const Point<T>& L, const Point<T>& R) {
  int a = lower_or_upper(L), b = lower_or_upper(R);
  if (a != b) return (a < b ? -1 : +1);
  T det = L.det(R);
  if (det > 0) return -1;
  if (det < 0) return 1;
  return 0;
}
// 偏角ソートに対する argsort
template <typename T>
vector<int> angle_sort(vector<Point<T>>& P) {
  vc<int> I(len(P));
  FOR(i, len(P)) I[i] = i;
  sort(all(I), [&](auto& L, auto& R) -> bool { return angle_comp_3(P[L], P[R]) == -1; });
  return I;
}

// 偏角ソートに対する argsort
template <typename T>
vector<int> angle_sort(vector<pair<T, T>>& P) {
  vc<Point<T>> tmp(len(P));
  FOR(i, len(P)) tmp[i] = Point<T>(P[i]);
  return angle_sort<T>(tmp);
}
#line 1 "/home/maspy/compro/library/ds/offline_query/add_remove_query.hpp"
/*
・時刻 t に x を追加する
・時刻 t に x を削除する
があるときに,
・時刻 [l, r) に x を追加する
に変換する. 同じキーが複数回来ると困るので適当なラベルをつけておこう.
*/
template <typename X, bool monotone>
struct Add_Remove_Query {
  map<X, int> MP;
  vc<tuple<int, int, X>> dat;
  map<X, vc<int>> ADD;
  map<X, vc<int>> RM;

  void add(int time, X x) {
    if (monotone) return add_monotone(time, x);
    ADD[x].eb(time);
  }
  void remove(int time, X x) {
    if (monotone) return remove_monotone(time, x);
    RM[x].eb(time);
  }

  // すべてのクエリが終わった現在時刻を渡す
  vc<tuple<int, int, X>> calc(int time) {
    if (monotone) return calc_monotone(time);
    vc<tuple<int, int, X>> dat;
    for (auto&& [x, A]: ADD) {
      vc<int> B;
      if (RM.count(x)) {
        B = RM[x];
        RM.erase(x);
      }
      if (len(B) < len(A)) B.eb(time);
      assert(len(A) == len(B));

      sort(all(A));
      sort(all(B));
      FOR(i, len(A)) {
        assert(A[i] <= B[i]);
        if (A[i] < B[i]) dat.eb(A[i], B[i], x);
      }
    }
    assert(len(RM) == 0);
    return dat;
  }

private:
  void add_monotone(int time, X x) {
    assert(!MP.count(x));
    MP[x] = time;
  }
  void remove_monotone(int time, X x) {
    auto it = MP.find(x);
    assert(it != MP.end());
    int t = (*it).se;
    MP.erase(it);
    if (t == time) return;
    dat.eb(t, time, x);
  }
  vc<tuple<int, int, X>> calc_monotone(int time) {
    for (auto&& [x, t]: MP) {
      if (t == time) continue;
      dat.eb(t, time, x);
    }
    return dat;
  }
};
#line 2 "/home/maspy/compro/library/ds/fastset.hpp"

// 64-ary tree
// space: (N/63) * u64
struct FastSet {
  static constexpr u32 B = 64;
  int n, log;
  vvc<u64> seg;

  FastSet() {}
  FastSet(int n) { build(n); }

  int size() { return n; }

  template <typename F>
  FastSet(int n, F f) {
    build(n, f);
  }

  void build(int m) {
    seg.clear();
    n = m;
    do {
      seg.push_back(vc<u64>((m + B - 1) / B));
      m = (m + B - 1) / B;
    } while (m > 1);
    log = len(seg);
  }
  template <typename F>
  void build(int n, F f) {
    build(n);
    FOR(i, n) { seg[0][i / B] |= u64(f(i)) << (i % B); }
    FOR(h, log - 1) {
      FOR(i, len(seg[h])) { seg[h + 1][i / B] |= u64(bool(seg[h][i])) << (i % B); }
    }
  }

  bool operator[](int i) const { return seg[0][i / B] >> (i % B) & 1; }
  void insert(int i) {
    assert(0 <= i && i < n);
    for (int h = 0; h < log; h++) { seg[h][i / B] |= u64(1) << (i % B), i /= B; }
  }
  void add(int i) { insert(i); }
  void erase(int i) {
    assert(0 <= i && i < n);
    u64 x = 0;
    for (int h = 0; h < log; h++) {
      seg[h][i / B] &= ~(u64(1) << (i % B));
      seg[h][i / B] |= x << (i % B);
      x = bool(seg[h][i / B]);
      i /= B;
    }
  }
  void remove(int i) { erase(i); }

  // min[x,n) or n
  int next(int i) {
    assert(i <= n);
    chmax(i, 0);
    for (int h = 0; h < log; h++) {
      if (i / B == seg[h].size()) break;
      u64 d = seg[h][i / B] >> (i % B);
      if (!d) {
        i = i / B + 1;
        continue;
      }
      i += lowbit(d);
      for (int g = h - 1; g >= 0; g--) {
        i *= B;
        i += lowbit(seg[g][i / B]);
      }
      return i;
    }
    return n;
  }

  // max [0,x], or -1
  int prev(int i) {
    assert(i >= -1);
    if (i >= n) i = n - 1;
    for (int h = 0; h < log; h++) {
      if (i == -1) break;
      u64 d = seg[h][i / B] << (63 - i % B);
      if (!d) {
        i = i / B - 1;
        continue;
      }
      i -= __builtin_clzll(d);
      for (int g = h - 1; g >= 0; g--) {
        i *= B;
        i += topbit(seg[g][i / B]);
      }
      return i;
    }
    return -1;
  }

  bool any(int l, int r) { return next(l) < r; }

  // [l, r)
  template <typename F>
  void enumerate(int l, int r, F f) {
    for (int x = next(l); x < r; x = next(x + 1)) f(x);
  }

  string to_string() {
    string s(n, '?');
    for (int i = 0; i < n; ++i) s[i] = ((*this)[i] ? '1' : '0');
    return s;
  }
};
#line 2 "/home/maspy/compro/library/ds/rollback_array.hpp"

template <typename T>
struct Rollback_Array {
  int N;
  vc<T> dat;
  vc<pair<int, T>> history;

  Rollback_Array() {}
  Rollback_Array(vc<T> x) : N(len(x)), dat(x) {}
  Rollback_Array(int N) : N(N), dat(N) {}
  template <typename F>
  Rollback_Array(int N, F f) : N(N) {
    dat.reserve(N);
    FOR(i, N) dat.eb(f(i));
  }

  int time() { return len(history); }
  void rollback(int t) {
    FOR_R(i, t, time()) {
      auto& [idx, v] = history[i];
      dat[idx] = v;
    }
    history.resize(t);
  }
  T get(int idx) { return dat[idx]; }
  void set(int idx, T x) {
    history.eb(idx, dat[idx]);
    dat[idx] = x;
  }

  vc<T> get_all() {
    vc<T> res(N);
    FOR(i, N) res[i] = get(i);
    return res;
  }
};
#line 8 "main.cpp"

using P = Point<ll>;

void solve() {
  Add_Remove_Query<int, true> ARQ;
  vc<pair<P, P>> dat;
  LL(Q);
  vc<int> QtoI(Q);

  FOR(q, Q) {
    STR(S);
    if (S == "+") {
      int i = len(dat);
      P a, b;
      read(a, b);
      dat.eb(a, b);
      ARQ.add(q, i);
      QtoI[q] = i;
    }
    elif (S == "-") {
      INT(i);
      --i;
      i = QtoI[i];
      ARQ.remove(q, i);
    }
    else {
      assert(0);
    }
  }

  int N = len(dat);
  vc<P> dir(N), rdir(N);
  FOR(i, N) {
    P p = dat[i].se - dat[i].fi;
    int g = gcd(abs(p.x), abs(p.y));
    p.x /= g, p.y /= g;
    P q = -p;
    if (angle_comp_3(p, q) == 1) swap(p, q), swap(dat[i].fi, dat[i].se);
    dir[i] = p, rdir[i] = q;
  }
  vc<P> DIR;
  concat(DIR, dir, rdir);
  UNIQUE(DIR);
  vc<int> drk(N);
  {
    auto I = angle_sort(DIR);
    DIR = rearrange(DIR, I);
    map<P, int> MP;
    FOR(i, len(DIR)) MP[DIR[i]] = i;
    FOR(i, N) drk[i] = MP[dir[i]];
  }

  int M = len(DIR);
  FastSet FS(M);
  Rollback_Array<P> point(3);
  Rollback_Array<P> L(M), R(M);
  int npoint = 0;

  // rollback_dfs
  auto upd = ARQ.calc(Q);
  string ANS(Q, '?');
  vc<int> I(len(upd));
  iota(all(I), 0);

  auto dfs = [&](auto& dfs, vc<int>& upd_query_I, int begin, int end) -> void {
    if (begin == end) return;
    vc<int> FS_history;
    int np = npoint;
    int ptime = point.time();
    int Ltime = L.time();
    int Rtime = R.time();

    // SHOW(npoint);
    // FOR(i, npoint) SHOW(i, point.get(i));

    bool valid = 1;

    auto add = [&](int X) -> void {
      P A = dat[X].fi, B = dat[X].se;
      int m = drk[X];
      if (npoint == 0) {
        FS_history.eb(m);
        FS.insert(m);
        L.set(m, A);
        R.set(m, B);
        point.set(0, A);
        point.set(1, B);
        npoint = 2;
        return;
      }
      if (npoint == 2) {
        int now = FS.next(0);
        SHOW(now);
        assert(FS.next(now + 1) == M);
        P S = L.get(now), T = R.get(now);
        if (ccw(S, T, B - A) == 0) {
          // 平行
          assert(now == m);
          int c = ccw(S, T, A);
          if (c == 0) {
            P d = dir[X];
            if (S.dot(d) > A.dot(d)) { L.set(m, A); }
            if (T.dot(d) < B.dot(d)) { R.set(m, B); }
            return;
          }
          if (c == 1) {
            point.set(2, A);
            npoint = 3;
            int rm = m + M / 2;
            FS.insert(rm);
            FS_history.eb(rm);
            L.set(rm, B);
            R.set(rm, A);
            return;
          }
          int rm = m + M / 2;
          point.set(2, A);
          npoint = 3;
          FS.insert(rm);
          FS_history.eb(rm);
          L.set(rm, T), R.set(rm, S);
          L.set(m, A), R.set(m, B);
          return;
        }
        if (ccw(S, T, A) != 0) {
          point.set(2, A);
          npoint = 3;
        } else {
          point.set(2, B);
          npoint = 3;
        }
        // 線分 ST の向き
        if (ccw(S, T, point.get(2)) < 0) {
          FS_history.eb(now);
          FS.erase(now);
          FS_history.eb(now + M / 2);
          FS.insert(now + M / 2);
          L.set(now + M / 2, T);
          R.set(now + M / 2, S);
        }
      }
      assert(npoint == 3);
      FOR(i, 3) {
        P p = point.get(i);
        if (ccw(A, B, p) == 0) continue;
        if (ccw(A, B, p) == 1) break;
        swap(A, B);
        m += M / 2;
        break;
      }
      // upd dir==m
      P d = DIR[m];
      assert(A.dot(d) < B.dot(d));
      if (FS[m]) {
        P S = L.get(m), T = R.get(m);
        if (ccw(S, T, A) != 0) {
          valid = 0;
          return;
        }
        if (S.dot(d) > A.dot(d)) { L.set(m, A); }
        if (T.dot(d) < B.dot(d)) { R.set(m, B); }
      } else {
        FS.insert(m);
        FS_history.eb(m);
        L.set(m, A), R.set(m, B);
      }
      // check at m
      int l = FS.prev(m - 1), r = FS.next(m + 1);
      if (l == -1) l = FS.prev(M - 1);
      if (r == M) r = FS.next(0);
      array<P, 6> six;
      six[0] = L.get(l), six[1] = R.get(l);
      six[2] = L.get(m), six[3] = R.get(m);
      six[4] = L.get(r), six[5] = R.get(r);
      FOR(k, 0, 4) {
        if (ccw(six[k], six[k + 1], six[k + 2]) == -1) valid = 0;
      }
    };

    vc<int> IL, IR;
    int mid = (begin + end) / 2;
    for (auto&& i: upd_query_I) {
      auto [a, b, X] = upd[i];
      if (a <= begin && end <= b) {
        // X で表される update query を処理する
        SHOW("-----------ADD", X);
        add(X);
      } else {
        if (a < mid) IL.eb(i);
        if (mid < b) IR.eb(i);
      }
    }
    if (valid) {
      if (begin + 1 == end) {
        // 求値クエリ
        int qid = begin;
        ANS[qid] = '1';
      } else {
        dfs(dfs, IL, begin, mid);
        dfs(dfs, IR, mid, end);
      }
    } else {
      FOR(q, begin, end) ANS[q] = '0';
    }
    // rollback
    // SHOW(npoint, np);
    // SHOW(FS.to_string());
    // SHOW(FS_history);
    npoint = np;
    point.rollback(ptime);
    L.rollback(Ltime);
    R.rollback(Rtime);
    while (len(FS_history)) {
      int i = POP(FS_history);
      if (FS[i])
        FS.erase(i);
      else
        FS.insert(i);
    }
  };
  dfs(dfs, I, 0, Q);

  print(ANS);
}

signed main() {
  INT(T);
  FOR(T) solve();
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3948kb

input:

4
8
+ 0 0 1 0
+ 5 5 1 3
+ 2 0 2 1
+ 9 7 6 2
+ 1 2 2 2
- 4
+ 0 1 0 2
- 2
5
+ 0 0 1 1
+ 0 1 1 2
+ 0 2 1 3
- 2
+ 1 1 10 10
4
+ 0 0 1 1
+ 0 0 1 0
+ 0 0 0 1
- 1
4
+ 0 0 1 1
+ 0 0 1 1
- 1
- 2

output:

11000001
11011
1101
1111

result:

ok 4 lines

Test #2:

score: -100
Runtime Error

input:

10
17
+ -1 -3 -2 2
+ 0 0 2 3
- 1
+ 2 3 -3 0
+ 1 -1 -2 3
+ 0 -2 3 3
- 2
+ -3 1 1 -3
- 5
+ 0 -2 -1 1
- 4
- 6
+ -1 3 -1 -2
+ 2 3 0 1
- 10
- 8
+ -3 3 2 3
31
+ 3 0 2 1
+ 0 -3 1 0
- 2
- 1
+ 3 2 2 3
- 5
+ -3 3 -3 -2
- 7
+ -1 -1 3 3
- 9
+ 0 1 0 -2
+ -3 -2 2 0
+ -1 1 0 -2
- 13
- 12
- 11
+ 2 1 2 3
+ 0 -2 2 3
...

output:


result: