結果

問題 No.1234 典型RMQ
ユーザー jell
提出日時 2020-09-18 21:40:28
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 83 ms / 2,000 ms
コード長 22,935 bytes
コンパイル時間 4,101 ms
コンパイル使用メモリ 261,328 KB
最終ジャッジ日時 2025-01-14 16:40:32
ジャッジサーバーID
（参考情報） 		judge3 / judge1
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 27
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#line 1 "other/b.cpp"
#include <bits/extc++.h>
#line 7 "Library/alias.hpp"
namespace workspace {
constexpr char eol = '\n';
using namespace std;
using i32 = int_least32_t;
using i64 = int_least64_t;
using i128 = __int128_t;
using u32 = uint_least32_t;
using u64 = uint_least64_t;
using u128 = __uint128_t;
template <class T, class Comp = less<T>>
using priority_queue = std::priority_queue<T, vector<T>, Comp>;
template <class T> using stack = std::stack<T, vector<T>>;
constexpr i32 clz32(const u32 &n) noexcept { return __builtin_clz(n); }
constexpr i32 clz64(const u64 &n) noexcept { return __builtin_clzll(n); }
constexpr i32 ctz(const u64 &n) noexcept { return __builtin_ctzll(n); }
constexpr i32 popcnt(const u64 &n) noexcept { return __builtin_popcountll(n); }
}  // namespace workspace
#line 5 "Library/config.hpp"
namespace config {
const auto start_time{std::chrono::system_clock::now()};
int64_t elapsed() {
  using namespace std::chrono;
  const auto end_time{system_clock::now()};
  return duration_cast<milliseconds>(end_time - start_time).count();
}
__attribute__((constructor)) void setup() {
  using namespace std;
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  cout << fixed << setprecision(15);
#ifdef _buffer_check
  atexit([] {
    char bufc;
    if (cin >> bufc)
      cerr << "\n\033[43m\033[30mwarning: buffer not empty.\033[0m\n\n";
  });
#endif
}
unsigned cases(void), caseid = 1;
template <class C> void main() {
  for (const unsigned total = cases(); caseid <= total; ++caseid) C();
}
}  // namespace config
#line 2 "Library/option.hpp"
#ifdef ONLINE_JUDGE
    #pragma GCC optimize("O3")
    #pragma GCC target("avx,avx2")
    #pragma GCC optimize("unroll-loops")
#endif
#line 5 "Library/utils/binary_search.hpp"
namespace workspace {
// binary search on discrete range.
template <class iter_type, class pred_type>
std::enable_if_t<
    std::is_convertible_v<std::invoke_result_t<pred_type, iter_type>, bool>,
    iter_type>
binary_search(iter_type ok, iter_type ng, pred_type pred) {
  assert(ok != ng);
  __int128_t dist(ng - ok);
  while (dist > 1 || dist < -1) {
    iter_type mid(ok + dist / 2);
    if (pred(mid))
      ok = mid, dist -= dist / 2;
    else
      ng = mid, dist /= 2;
  }
  return ok;
}
// parallel binary search on discrete range.
template <class iter_type, class pred_type>
std::enable_if_t<std::is_convertible_v<
                     std::invoke_result_t<pred_type, std::vector<iter_type>>,
                     std::vector<bool>>,
                 std::vector<iter_type>>
binary_search(std::vector<std::pair<iter_type, iter_type>> ends,
              pred_type pred) {
  std::vector<iter_type> mids(ends.size());
  for (;;) {
    bool all_found = true;
    for (size_t i{}; i != ends.size(); ++i) {
      auto [ok, ng] = ends[i];
      iter_type mid(ok + (ng - ok) / 2);
      if (mids[i] != mid) {
        all_found = false;
        mids[i] = mid;
      }
    }
    if (all_found) break;
    auto res = pred(mids);
    for (size_t i{}; i != ends.size(); ++i) {
      (res[i] ? ends[i].first : ends[i].second) = mids[i];
    }
  }
  return mids;
}
// binary search on real numbers.
template <class real_type, class pred_type>
std::enable_if_t<
    std::is_convertible_v<std::invoke_result_t<pred_type, real_type>, bool>,
    real_type>
binary_search(real_type ok, real_type ng, const real_type eps, pred_type pred) {
  assert(ok != ng);
  while (ok + eps < ng || ng + eps < ok) {
    real_type mid{(ok + ng) / 2};
    (pred(mid) ? ok : ng) = mid;
  }
  return ok;
}
// parallel binary search on real numbers.
template <class real_type, class pred_type>
std::enable_if_t<std::is_convertible_v<
                     std::invoke_result_t<pred_type, std::vector<real_type>>,
                     std::vector<bool>>,
                 std::vector<real_type>>
binary_search(std::vector<std::pair<real_type, real_type>> ends,
              const real_type eps, pred_type pred) {
  std::vector<real_type> mids(ends.size());
  for (;;) {
    bool all_found = true;
    for (size_t i{}; i != ends.size(); ++i) {
      auto [ok, ng] = ends[i];
      if (ok + eps < ng || ng + eps < ok) {
        all_found = false;
        mids[i] = (ok + ng) / 2;
      }
    }
    if (all_found) break;
    auto res = pred(mids);
    for (size_t i{}; i != ends.size(); ++i) {
      (res[i] ? ends[i].first : ends[i].second) = mids[i];
    }
  }
  return mids;
}
}  // namespace workspace
#line 3 "Library/utils/casefmt.hpp"
namespace workspace {
std::ostream &casefmt(std::ostream& os) { return os << "Case #" << config::caseid << ": "; }
} // namespace workspace
#line 3 "Library/utils/chval.hpp"
namespace workspace {
template <class T, class Comp = std::less<T>> bool chle(T &x, const T &y, Comp comp = Comp()) { return comp(y, x) ? x = y, true : false; }
template <class T, class Comp = std::less<T>> bool chge(T &x, const T &y, Comp comp = Comp()) { return comp(x, y) ? x = y, true : false; }
} // namespace workspace
#line 4 "Library/utils/coordinate_compression.hpp"
template <class T>
class coordinate_compression
{
    std::vector<T> uniquely;
    std::vector<size_t> compressed;
public:
    coordinate_compression(const std::vector<T> &raw) : uniquely(raw), compressed(raw.size())
    {
        std::sort(uniquely.begin(), uniquely.end());
        uniquely.erase(std::unique(uniquely.begin(), uniquely.end()), uniquely.end());
        for(size_t i = 0; i != size(); ++i)
            compressed[i] = std::lower_bound(uniquely.begin(), uniquely.end(), raw[i]) - uniquely.begin();
    }
    size_t operator[](const size_t idx) const
    {
        assert(idx < size());
        return compressed[idx];
    }
    size_t size() const { return compressed.size(); }
    size_t count() const { return uniquely.size(); }
    T value_of(const size_t ord) const
    {
        assert(ord < count());
        return uniquely[ord];
    }
    size_t order_of(const T &val) const { return std::lower_bound(uniquely.begin(), uniquely.end(), val) - uniquely.begin(); }
    std::vector<size_t>::iterator begin() { return compressed.begin(); }
    std::vector<size_t>::iterator end() { return compressed.end(); }
    std::vector<size_t>::reverse_iterator rbegin() { return compressed.rbegin(); }
    std::vector<size_t>::reverse_iterator rend() { return compressed.rend(); }
};
#line 3 "Library/utils/fixed_point.hpp"
namespace workspace {
// specify the return type of lambda.
template <class lambda_type>
class fixed_point
{
    lambda_type func;
public:
    fixed_point(lambda_type &&f) : func(std::move(f)) {}
    template <class... Args> auto operator()(Args &&... args) const { return func(*this, std::forward<Args>(args)...); }
};
} // namespace workspace
#line 6 "Library/utils/hash.hpp"
#line 3 "Library/utils/sfinae.hpp"
#include <type_traits>
template <class type, template <class> class trait>
using enable_if_trait_type = typename std::enable_if<trait<type>::value>::type;
template <class Container>
using element_type = typename std::decay<decltype(
    *std::begin(std::declval<Container&>()))>::type;
template <class T, class = int> struct mapped_of {
  using type = element_type<T>;
};
template <class T>
struct mapped_of<T,
                 typename std::pair<int, typename T::mapped_type>::first_type> {
  using type = typename T::mapped_type;
};
template <class T> using mapped_type = typename mapped_of<T>::type;
template <class T, class = void> struct is_integral_ext : std::false_type {};
template <class T>
struct is_integral_ext<
    T, typename std::enable_if<std::is_integral<T>::value>::type>
    : std::true_type {};
template <> struct is_integral_ext<__int128_t> : std::true_type {};
template <> struct is_integral_ext<__uint128_t> : std::true_type {};
#if __cplusplus >= 201402
template <class T>
constexpr static bool is_integral_ext_v = is_integral_ext<T>::value;
#endif
template <typename T, typename = void> struct multiplicable_uint {
  using type = uint_least32_t;
};
template <typename T>
struct multiplicable_uint<T, typename std::enable_if<(2 < sizeof(T))>::type> {
  using type = uint_least64_t;
};
template <typename T>
struct multiplicable_uint<T, typename std::enable_if<(4 < sizeof(T))>::type> {
  using type = __uint128_t;
};
#line 8 "Library/utils/hash.hpp"
namespace workspace {
template <class T, class = void> struct hash : std::hash<T> {};
template <class Unique_bits_type>
struct hash<Unique_bits_type,
            enable_if_trait_type<Unique_bits_type,
                                 std::has_unique_object_representations>> {
  size_t operator()(uint64_t x) const {
    static const uint64_t m = std::random_device{}();
    x ^= x >> 23;
    x ^= m;
    x ^= x >> 47;
    return x - (x >> 32);
  }
};
template <class Key> size_t hash_combine(const size_t &seed, const Key &key) {
  return seed ^
         (hash<Key>()(key) + 0x9e3779b9 /* + (seed << 6) + (seed >> 2) */);
}
template <class T1, class T2> struct hash<std::pair<T1, T2>> {
  size_t operator()(const std::pair<T1, T2> &pair) const {
    return hash_combine(hash<T1>()(pair.first), pair.second);
  }
};
template <class... T> class hash<std::tuple<T...>> {
  template <class Tuple, size_t index = std::tuple_size<Tuple>::value - 1>
  struct tuple_hash {
    static uint64_t apply(const Tuple &t) {
      return hash_combine(tuple_hash<Tuple, index - 1>::apply(t),
                          std::get<index>(t));
    }
  };
  template <class Tuple> struct tuple_hash<Tuple, size_t(-1)> {
    static uint64_t apply(const Tuple &t) { return 0; }
  };
 public:
  uint64_t operator()(const std::tuple<T...> &t) const {
    return tuple_hash<std::tuple<T...>>::apply(t);
  }
};
template <class hash_table> struct hash_table_wrapper : hash_table {
  using key_type = typename hash_table::key_type;
  size_t count(const key_type &key) const {
    return hash_table::find(key) != hash_table::end();
  }
  template <class... Args> auto emplace(Args &&... args) {
    return hash_table::insert(typename hash_table::value_type(args...));
  }
};
template <class Key, class Mapped = __gnu_pbds::null_type>
using cc_hash_table =
    hash_table_wrapper<__gnu_pbds::cc_hash_table<Key, Mapped, hash<Key>>>;
template <class Key, class Mapped = __gnu_pbds::null_type>
using gp_hash_table =
    hash_table_wrapper<__gnu_pbds::gp_hash_table<Key, Mapped, hash<Key>>>;
template <class Key, class Mapped>
using unordered_map = std::unordered_map<Key, Mapped, hash<Key>>;
template <class Key> using unordered_set = std::unordered_set<Key, hash<Key>>;
}  // namespace workspace
#line 3 "Library/utils/make_vector.hpp"
namespace workspace {
template <typename T, size_t N>
constexpr auto make_vector(size_t* sizes, T const& init = T()) {
  if constexpr (N)
    return std::vector(*sizes, make_vector<T, N - 1>(std::next(sizes), init));
  else
    return init;
}
template <typename T, size_t N>
constexpr auto make_vector(const size_t (&sizes)[N], T const& init = T()) {
  return make_vector<T, N>((size_t*)sizes, init);
}
}  // namespace workspace
#line 3 "Library/utils/random_number_generator.hpp"
template <typename num_t>
class random_number_generator
{
    template <bool is_int, class = void>
    struct unif_t
    {
        std::uniform_int_distribution<num_t> unif;
        unif_t(num_t lower, num_t upper) : unif(lower, upper) {}
        num_t operator()(std::mt19937 &engine) { return unif(engine); }
    };
    template <class void_t>
    struct unif_t<false, void_t>
    {
        std::uniform_real_distribution<num_t> unif;
        unif_t(num_t lower, num_t upper) : unif(lower, upper) {}
        num_t operator()(std::mt19937 &engine) { return unif(engine); }
    };
    unif_t<std::is_integral<num_t>::value> unif;
    std::mt19937 engine;
  public:
    // generate random number in [lower, upper].
    random_number_generator(num_t lower = std::numeric_limits<num_t>::min(), num_t upper = std::numeric_limits<num_t>::max()) : unif(lower, upper), 
        engine(std::random_device{}()) {}
    num_t operator()() { return unif(engine); }
}; // class random_number_generator
#line 3 "Library/utils/read.hpp"
namespace workspace {
// read with std::cin.
template <class T = void>
struct read
{
    typename std::remove_const<T>::type value;
    template <class... types>
    read(types... args) : value(args...) { std::cin >> value; }
    operator T() const { return value; }
};
template <>
struct read<void>
{
    template <class T>
    operator T() const { T value; std::cin >> value; return value; }
};
} // namespace workspace
#line 4 "Library/utils/stream.hpp"
#line 6 "Library/utils/stream.hpp"
namespace std {
template <class T, class U> istream &operator>>(istream &is, pair<T, U> &p) {
  return is >> p.first >> p.second;
}
template <class T, class U>
ostream &operator<<(ostream &os, const pair<T, U> &p) {
  return os << p.first << ' ' << p.second;
}
template <class tuple_t, size_t index> struct tuple_is {
  static istream &apply(istream &is, tuple_t &t) {
    tuple_is<tuple_t, index - 1>::apply(is, t);
    return is >> get<index>(t);
  }
};
template <class tuple_t> struct tuple_is<tuple_t, SIZE_MAX> {
  static istream &apply(istream &is, tuple_t &t) { return is; }
};
template <class... T> istream &operator>>(istream &is, tuple<T...> &t) {
  return tuple_is<tuple<T...>, tuple_size<tuple<T...>>::value - 1>::apply(is,
                                                                          t);
}
template <class tuple_t, size_t index> struct tuple_os {
  static ostream &apply(ostream &os, const tuple_t &t) {
    tuple_os<tuple_t, index - 1>::apply(os, t);
    return os << ' ' << get<index>(t);
  }
};
template <class tuple_t> struct tuple_os<tuple_t, 0> {
  static ostream &apply(ostream &os, const tuple_t &t) {
    return os << get<0>(t);
  }
};
template <class tuple_t> struct tuple_os<tuple_t, SIZE_MAX> {
  static ostream &apply(ostream &os, const tuple_t &t) { return os; }
};
template <class... T> ostream &operator<<(ostream &os, const tuple<T...> &t) {
  return tuple_os<tuple<T...>, tuple_size<tuple<T...>>::value - 1>::apply(os,
                                                                          t);
}
template <class Container, typename Value = element_type<Container>>
typename enable_if<!is_same<typename decay<Container>::type, string>::value &&
                       !is_same<typename decay<Container>::type, char *>::value,
                   istream &>::type
operator>>(istream &is, Container &cont) {
  for (auto &&e : cont) is >> e;
  return is;
}
template <class Container, typename Value = element_type<Container>>
typename enable_if<!is_same<typename decay<Container>::type, string>::value &&
                       !is_same<typename decay<Container>::type, char *>::value,
                   ostream &>::type
operator<<(ostream &os, const Container &cont) {
  bool head = true;
  for (auto &&e : cont) head ? head = 0 : (os << ' ', 0), os << e;
  return os;
}
}  // namespace std
#line 4 "Library/utils/trinary_search.hpp"
// trinary search on discrete range.
template <class iter_type, class comp_type>
iter_type trinary(iter_type first, iter_type last, comp_type comp)
{
    assert(first < last);
    intmax_t dist(last - first);
    while(dist > 2)
    {
        iter_type left(first + dist / 3), right(first + dist * 2 / 3);
        if(comp(left, right)) last = right, dist = dist * 2 / 3;
        else first = left, dist -= dist / 3;
    }
    if(dist > 1 && comp(first + 1, first)) ++first;
    return first;
}
// trinary search on real numbers.
template <class comp_type>
long double trinary(long double first, long double last, const long double eps, comp_type comp)
{
    assert(first < last);
    while(last - first > eps)
    {
        long double left{(first * 2 + last) / 3}, right{(first + last * 2) / 3};
        if(comp(left, right)) last = right;
        else first = left;
    }
    return first;
}
#line 2 "Library/utils/wrapper.hpp"
template <class Container> class reversed {
  Container &ref, copy;
 public:
  reversed(Container &ref) : ref(ref) {}
  reversed(Container &&ref = Container()) : ref(copy), copy(ref) {}
  auto begin() const { return ref.rbegin(); }
  auto end() const { return ref.rend(); }
};
#line 7 "other/b.cpp"
namespace workspace {
struct solver;
}  // namespace workspace
int main() { config::main<workspace::solver>(); }
unsigned config::cases() {
  // return -1; // unspecified
  // int t; std::cin >> t; return t; // given
  return 1;
}
#line 4 "Library/data_structure/segment_tree/lazy.hpp"
#line 6 "Library/data_structure/segment_tree/lazy.hpp"
template <class Monoid, class Endomorphism,
          template <class...> class Container_tmpl = std::vector>
class lazy_segment_tree {
  size_t size_orig, height, size_ext;
  Container_tmpl<Monoid> data;
  Container_tmpl<Endomorphism> lazy;
  static_assert(std::is_same<Monoid, decltype(Monoid{} + Monoid{})>::value,
                "\'Monoid\' has no proper binary operator+.");
  static_assert(std::is_same<Endomorphism,
                             decltype(Endomorphism{} * Endomorphism{})>::value,
                "\'Endomorphism\' has no proper binary operator*.");
  static_assert(
      std::is_same<Monoid, decltype(Monoid{} * Endomorphism{})>::value,
      "\'Endomorphism\' is not applicable to \'Monoid\'.");
  void pull(const size_t &node) {
    data[node] = data[node << 1] + data[node << 1 | 1];
  }
  void apply(const size_t &node, const Endomorphism &endo) {
    data[node] = data[node] * endo;
    if (node < size_ext) lazy[node] = lazy[node] * endo;
  }
  void push(const size_t &node) {
    if (node >= size_ext) return;
    apply(node << 1, lazy[node]);
    apply(node << 1 | 1, lazy[node]);
    lazy[node] = Endomorphism{};
  }
  template <class Pred>
  size_t left_search_subtree(size_t node, Pred pred, Monoid mono) {
    assert(node);
    while (node < size_ext) {
      push(node);
      const Monoid &tmp = data[(node <<= 1) | 1] + mono;
      if (pred(tmp))
        mono = tmp;
      else
        ++node;
    }
    return ++node -= size_ext;
  }
  template <class Pred>
  size_t right_search_subtree(size_t node, Pred pred, Monoid mono) {
    assert(node);
    while (node < size_ext) {
      push(node);
      const Monoid &tmp = mono + data[node <<= 1];
      if (pred(tmp)) ++node, mono = tmp;
    }
    return (node -= size_ext) < size_orig ? node : size_orig;
  }
 public:
  lazy_segment_tree(const size_t n = 0)
      : size_orig{n},
        height(n > 1 ? 32 - __builtin_clz(n - 1) : 0),
        size_ext{1u << height},
        data(size_ext << 1),
        lazy(size_ext) {}
  lazy_segment_tree(const size_t &n, const Monoid &init)
      : lazy_segment_tree(n) {
    std::fill(std::next(std::begin(data), size_ext), std::end(data), init);
    for (size_t i{size_ext}; --i;) pull(i);
  }
  template <class iter_type, class value_type = typename std::iterator_traits<
                                 iter_type>::value_type>
  lazy_segment_tree(iter_type first, iter_type last)
      : size_orig(std::distance(first, last)),
        height(size_orig > 1 ? 32 - __builtin_clz(size_orig - 1) : 0),
        size_ext{1u << height},
        data(size_ext << 1),
        lazy(size_ext) {
    static_assert(std::is_constructible<Monoid, value_type>::value,
                  "Monoid(iter_type::value_type) is not constructible.");
    for (auto iter{std::next(std::begin(data), size_ext)};
         iter != std::end(data) && first != last; ++iter, ++first)
      *iter = Monoid(*first);
    for (size_t i{size_ext}; --i;) pull(i);
  }
  template <class Container, typename = typename Container::value_type>
  lazy_segment_tree(const Container &cont)
      : lazy_segment_tree(std::begin(cont), std::end(cont)) {}
  size_t size() const { return size_orig; }
  size_t capacity() const { return size_ext; }
  Monoid operator[](const size_t &index) { return fold(index, index + 1); }
  void update(const size_t &index, const Endomorphism &endo) {
    update(index, index + 1, endo);
  }
  void update(size_t first, size_t last, const Endomorphism &endo) {
    assert(last <= size_orig);
    if (first >= last) return;
    first += size_ext, last += size_ext - 1;
    for (size_t i = height; i; --i) push(first >> i), push(last >> i);
    for (size_t l = first, r = last + 1; last; l >>= 1, r >>= 1) {
      if (l < r) {
        if (l & 1) apply(l++, endo);
        if (r & 1) apply(--r, endo);
      }
      if (first >>= 1, last >>= 1) {
        pull(first), pull(last);
      }
    }
  }
  Monoid fold() { return fold(0, size_orig); }
  Monoid fold(size_t first, size_t last) {
    assert(last <= size_orig);
    if (first >= last) return Monoid{};
    first += size_ext, last += size_ext - 1;
    Monoid left_val{}, right_val{};
    for (size_t l = first, r = last + 1; last; l >>= 1, r >>= 1) {
      if (l < r) {
        if (l & 1) left_val = left_val + data[l++];
        if (r & 1) right_val = data[--r] + right_val;
      }
      if (first >>= 1, last >>= 1) {
        left_val = left_val * lazy[first];
        right_val = right_val * lazy[last];
      }
    }
    return left_val + right_val;
  }
  template <class Pred> size_t left_search(size_t right, Pred pred) {
    assert(right <= size_orig);
    right += size_ext - 1;
    for (size_t i{height}; i; --i) push(right >> i);
    ++right;
    Monoid mono{};
    for (size_t left{size_ext}; left != right; left >>= 1, right >>= 1) {
      if ((left & 1) != (right & 1)) {
        const Monoid &tmp = data[--right] + mono;
        if (!pred(tmp)) return left_search_subtree(right, pred, mono);
        mono = tmp;
      }
    }
    return 0;
  }
  template <class Pred> size_t right_search(size_t left, Pred pred) {
    assert(left <= size_orig);
    left += size_ext;
    for (size_t i{height}; i; --i) push(left >> i);
    Monoid mono{};
    for (size_t right{size_ext << 1}; left != right; left >>= 1, right >>= 1) {
      if ((left & 1) != (right & 1)) {
        const Monoid &tmp = mono + data[left];
        if (!pred(tmp)) return right_search_subtree(left, pred, mono);
        mono = tmp;
        ++left;
      }
    }
    return size_orig;
  }
};  // class lazy_segment_tree
#line 18 "other/b.cpp"
struct workspace::solver {
  solver() {
    // start here!
    const i64 inf = 1e18;
    struct endo {
      i64 value = 0;
      endo operator*(endo rhs) { return {value + rhs.value}; }
    };
    struct mono {
      i64 value = inf;
      mono operator*(endo rhs) { return {value + rhs.value}; }
      mono operator+(mono rhs) { return {min(value, rhs.value)}; }
    };
    int n;
    cin >> n;
    lazy_segment_tree<mono, endo> laz;
    {
      vector<mono> init(n);
      for (auto i = 0; i < n; ++i) {
        i64 a;
        cin >> a;
        init[i] = {a};
      }
      laz = init;
    }
    int q;
    cin >> q;
    while (q--) {
      int k, l, r, c;
      cin >> k >> l >> r >> c;
      --l;
      k--;
      if (k) {
        cout << laz.fold(l, r).value << eol;
      } else {
        laz.update(l, r, {c});
      }
    }
  }
};
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