// BEGIN: ../sakumon/bonsai/reusable_lazy_segment_tree/main.cpp #line 1 "..::sakumon::bonsai::reusable_lazy_segment_tree::main.cpp" // BEGIN: pch.hpp #line 3 "pch.hpp" #if defined(__GNUC__) && !defined(__clang__) #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #endif #define dump(...) #define CPP_DUMP_SET_OPTION(...) #define CPP_DUMP_DEFINE_EXPORT_OBJECT(...) #define CPP_DUMP_DEFINE_EXPORT_ENUM(...) #define CPP_DUMP_DEFINE_DANGEROUS_EXPORT_OBJECT(...) // BEGIN: template.hpp #line 3 "template.hpp" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include // BEGIN: utilities/fast_io.hpp #line 3 "utilities::fast_io.hpp" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include namespace m1une { namespace utilities { namespace internal { // Detect std::begin(x), std::end(x). template struct is_range : std::false_type {}; template struct is_range())), decltype(std::end(std::declval())) >> : std::true_type {}; template inline constexpr bool is_range_v = is_range::value; template using range_reference_t = decltype(*std::begin(std::declval())); template using range_value_t = std::remove_cv_t>>; template struct range_stored_value { using type = range_value_t; }; template struct range_stored_value>::value_type>> { using type = typename std::remove_cv_t>::value_type; }; template using range_stored_value_t = typename range_stored_value::type; // Treat strings and C strings as scalar output objects, not as ranges. template struct is_char_array : std::false_type {}; template struct is_char_array : std::bool_constant, char>> {}; template struct is_string_like : std::bool_constant< std::is_same_v, std::string> || std::is_same_v, const char*> || std::is_same_v, char*> || is_char_array>::value > {}; template inline constexpr bool is_string_like_v = is_string_like::value; // ModInt-like type: x.val() is printable, and x can be assigned from long long. template struct has_val_method : std::false_type {}; template struct has_val_method().val())>> : std::true_type {}; template inline constexpr bool has_val_method_v = has_val_method::value; template struct has_static_mod_raw : std::false_type {}; template struct has_static_mod_raw< T, std::void_t()))>> : std::true_type {}; template inline constexpr bool has_static_mod_raw_v = has_static_mod_raw::value; // libstdc++ before GCC 16 does not classify __int128 as an integral type in // strict ISO modes such as -std=c++23. Keep the fast-I/O interface independent // of that implementation detail. template inline constexpr bool is_integral_v = std::is_integral_v || std::is_same_v, __int128_t> || std::is_same_v, __uint128_t>; template inline constexpr bool is_signed_v = std::is_signed_v || std::is_same_v, __int128_t>; template struct make_unsigned { using type = std::make_unsigned_t; }; template <> struct make_unsigned<__int128_t> { using type = __uint128_t; }; template <> struct make_unsigned<__uint128_t> { using type = __uint128_t; }; template using make_unsigned_t = typename make_unsigned>::type; } // namespace internal struct FastInput { static constexpr int buffer_size = 1 << 20; private: std::FILE* _stream; char _buffer[buffer_size]; int _position; int _length; int _file_descriptor; bool _streaming; bool refill() { _position = 0; if (_streaming) { ssize_t length; do { length = ::read(_file_descriptor, _buffer, buffer_size); } while (length < 0 && errno == EINTR); if (length <= 0) { _length = 0; return false; } _length = int(length); } else { _length = int(std::fread(_buffer, 1, buffer_size, _stream)); } return _length != 0; } template bool read_integer_from_stream(T& value) { if (!skip_spaces()) return false; int c = read_char_raw(); bool negative = false; if (c == '-') { negative = true; c = read_char_raw(); } if constexpr (internal::is_signed_v) { T result = 0; while ('0' <= c && c <= '9') { result = negative ? result * 10 - (c - '0') : result * 10 + (c - '0'); c = read_char_raw(); } value = result; } else { T result = 0; while ('0' <= c && c <= '9') { result = result * 10 + T(c - '0'); c = read_char_raw(); } value = negative ? T(0) - result : result; } return true; } bool prepare_number() { if (_length - _position >= 64) return true; const int remaining = _length - _position; if (remaining > 0) std::memmove(_buffer, _buffer + _position, remaining); const int added = int(std::fread(_buffer + remaining, 1, buffer_size - remaining, _stream)); _position = 0; _length = remaining + added; if (_length < buffer_size) _buffer[_length] = '\0'; return _length != 0; } public: explicit FastInput(std::FILE* stream = stdin) : _stream(stream), _position(0), _length(0), _file_descriptor(::fileno(stream)), _streaming([&] { struct stat status; return _file_descriptor >= 0 && ::fstat(_file_descriptor, &status) == 0 && !S_ISREG(status.st_mode); }()) {} FastInput(const FastInput&) = delete; FastInput& operator=(const FastInput&) = delete; int read_char_raw() { if (_position == _length && !refill()) return EOF; return _buffer[_position++]; } bool skip_spaces() { int c = read_char_raw(); while (c != EOF && c <= ' ') c = read_char_raw(); if (c == EOF) return false; --_position; return true; } bool read(char& value) { if (!skip_spaces()) return false; value = char(read_char_raw()); return true; } bool read(std::string& value) { if (!skip_spaces()) return false; value.clear(); while (true) { const int begin = _position; while (_position < _length && static_cast(_buffer[_position]) > ' ') { ++_position; } value.append(_buffer + begin, _position - begin); if (_position < _length) { ++_position; return true; } if (!refill()) return true; } } bool read(bool& value) { int x; if (!read(x)) return false; value = x != 0; return true; } template std::enable_if_t< internal::is_integral_v && !std::is_same_v, bool> && !std::is_same_v, char>, bool > read(T& value) { if (_streaming) return read_integer_from_stream(value); if (!prepare_number()) return false; int c = static_cast(_buffer[_position++]); while (c <= ' ') c = static_cast(_buffer[_position++]); bool negative = false; if (c == '-') { negative = true; c = static_cast(_buffer[_position++]); } if constexpr (internal::is_signed_v) { T result = 0; while ('0' <= c && c <= '9') { const int first = c - '0'; const int second = static_cast(_buffer[_position]) - '0'; if (0 <= second && second <= 9) { result = negative ? result * 100 - (first * 10 + second) : result * 100 + (first * 10 + second); ++_position; } else { result = negative ? result * 10 - first : result * 10 + first; } c = static_cast(_buffer[_position++]); } value = result; } else { T result = 0; while ('0' <= c && c <= '9') { const unsigned first = unsigned(c - '0'); const int second = static_cast(_buffer[_position]) - '0'; if (0 <= second && second <= 9) { result = result * 100 + T(first * 10 + unsigned(second)); ++_position; } else { result = result * 10 + T(first); } c = static_cast(_buffer[_position++]); } value = negative ? T(0) - result : result; } if (_position > _length) _position = _length; return true; } template std::enable_if_t, bool> read(T& value) { if (!skip_spaces()) return false; int c = read_char_raw(); bool negative = false; if (c == '-' || c == '+') { negative = c == '-'; c = read_char_raw(); } long double result = 0; while ('0' <= c && c <= '9') { result = result * 10 + (c - '0'); c = read_char_raw(); } if (c == '.') { long double place = 0.1L; c = read_char_raw(); while ('0' <= c && c <= '9') { result += (c - '0') * place; place *= 0.1L; c = read_char_raw(); } } if (c == 'e' || c == 'E') { c = read_char_raw(); bool exponent_negative = false; if (c == '-' || c == '+') { exponent_negative = c == '-'; c = read_char_raw(); } int exponent = 0; while ('0' <= c && c <= '9') { exponent = exponent * 10 + (c - '0'); c = read_char_raw(); } long double scale = 1; long double power = 10; while (exponent > 0) { if (exponent & 1) scale *= power; power *= power; exponent >>= 1; } result = exponent_negative ? result / scale : result * scale; } value = static_cast(negative ? -result : result); return true; } template std::enable_if_t< internal::has_val_method_v && !internal::is_integral_v && !internal::is_range_v, bool > read(T& value) { long long x; if (!read(x)) return false; if constexpr (internal::has_static_mod_raw_v) { if (x >= 0 && uint64_t(x) < uint64_t(T::mod())) { value = T::raw(uint32_t(x)); } else { value = T(x); } } else { value = T(x); } return true; } template bool read(std::pair& value) { if (!read(value.first)) return false; return read(value.second); } template std::enable_if_t< internal::is_range_v && !internal::is_string_like_v, bool > read(Range& range) { using StoredValue = internal::range_stored_value_t; constexpr bool nested = internal::is_range_v && !internal::is_string_like_v; for (auto&& value : range) { if constexpr (std::is_same_v && !nested) { bool x; if (!read(x)) return false; value = x; } else { if (!read(value)) return false; } } return true; } template bool read(First& first, Second& second, Rest&... rest) { if (!read(first)) return false; return read(second, rest...); } template FastInput& operator>>(T& value) { if (!read(value)) std::abort(); return *this; } }; struct FastOutput { static constexpr int buffer_size = 1 << 20; private: inline static const auto digit_quads = [] { std::array result{}; for (int i = 0; i < 10000; i++) { int value = i; for (int j = 3; j >= 0; j--) { result[4 * i + j] = char('0' + value % 10); value /= 10; } } return result; }(); std::FILE* _stream; char _buffer[buffer_size]; int _position; int _precision; std::chars_format _float_format; char _range_separator; public: explicit FastOutput(std::FILE* stream = stdout) : _stream(stream), _position(0), _precision(6), _float_format(std::chars_format::general), _range_separator(' ') {} FastOutput(const FastOutput&) = delete; FastOutput& operator=(const FastOutput&) = delete; ~FastOutput() { flush(); } void flush() { if (_position != 0) { std::fwrite(_buffer, 1, _position, _stream); _position = 0; } std::fflush(_stream); } void write_char(char c) { if (_position == buffer_size) flush(); _buffer[_position++] = c; } void write(const char* s) { while (*s != '\0') write_char(*s++); } void write(const std::string& s) { std::size_t position = 0; while (position < s.size()) { if (_position == buffer_size) flush(); const std::size_t copied = std::min(buffer_size - _position, s.size() - position); std::memcpy(_buffer + _position, s.data() + position, copied); _position += int(copied); position += copied; } } void write(char c) { write_char(c); } void write(bool value) { write_char(value ? '1' : '0'); } template std::enable_if_t> write(T value) { char digits[128]; auto [end, error] = std::to_chars( digits, digits + sizeof(digits), value, _float_format, _precision ); if (error != std::errc()) std::abort(); for (const char* pointer = digits; pointer != end; pointer++) { write_char(*pointer); } } template std::enable_if_t< internal::is_integral_v && !std::is_same_v, bool> && !std::is_same_v, char> > write(T value) { using Raw = std::remove_cv_t; using Unsigned = internal::make_unsigned_t; Unsigned magnitude; if constexpr (internal::is_signed_v) { if (value < 0) { write_char('-'); magnitude = Unsigned(0) - Unsigned(value); } else { magnitude = Unsigned(value); } } else { magnitude = value; } if (magnitude == 0) { write_char('0'); return; } unsigned chunks[16]; int count = 0; while (magnitude >= 10000) { const Unsigned quotient = magnitude / 10000; chunks[count++] = unsigned(magnitude - quotient * 10000); magnitude = quotient; } if (_position > buffer_size - 64) flush(); const unsigned leading = unsigned(magnitude); const char* first = digit_quads.data() + 4 * leading; int skip = leading < 10 ? 3 : leading < 100 ? 2 : leading < 1000 ? 1 : 0; for (; skip < 4; skip++) _buffer[_position++] = first[skip]; while (count--) { const char* digits = digit_quads.data() + 4 * chunks[count]; std::memcpy(_buffer + _position, digits, 4); _position += 4; } } template std::enable_if_t< internal::has_val_method_v && !internal::is_integral_v && !internal::is_range_v > write(const T& value) { write(value.val()); } template void write(const std::pair& value) { write(value.first); write_char(' '); write(value.second); } template std::enable_if_t< internal::is_range_v && !internal::is_string_like_v > write(const Range& range) { using StoredValue = internal::range_stored_value_t; constexpr bool nested = internal::is_range_v && !internal::is_string_like_v; bool first = true; for (const auto& value : range) { if (!first) write_char(nested ? '\n' : _range_separator); first = false; if constexpr (std::is_same_v && !nested) { write(static_cast(value)); } else { write(value); } } } template void print(const First& first, const Rest&... rest) { write(first); ((write_char(' '), write(rest)), ...); } void println() { write_char('\n'); } void set_precision(int precision) { _precision = precision; } void set_fixed(int precision = 6) { _float_format = std::chars_format::fixed; _precision = precision; } void set_general(int precision = 6) { _float_format = std::chars_format::general; _precision = precision; } void set_range_separator(char separator) { _range_separator = separator; } template void println(const Args&... args) { print(args...); write_char('\n'); } template FastOutput& operator<<(const T& value) { write(value); return *this; } }; } // namespace utilities } // namespace m1une // END: utilities/fast_io.hpp #line 103 "template.hpp" using namespace std; namespace m1une { namespace template_io { inline utilities::FastInput& input() { static utilities::FastInput instance; return instance; } inline utilities::FastOutput& output() { static utilities::FastOutput instance; return instance; } } // namespace template_io } // namespace m1une using ll = long long; using u32 = unsigned int; using u64 = unsigned long long; using i128 = __int128; using u128 = unsigned __int128; #ifdef __SIZEOF_FLOAT128__ using f128 = __float128; #endif template constexpr T infty = 0; template <> constexpr int infty = 1'000'000'000; template <> constexpr ll infty = ll(infty) * infty * 2; template <> constexpr u32 infty = infty; template <> constexpr u64 infty = infty; template <> constexpr i128 infty = i128(infty) * infty; template <> constexpr double infty = infty; template <> constexpr long double infty = infty; using pi = pair; using pl = pair; using vi = vector; using vl = vector; template using vc = vector; template using vvc = vector>; using vvi = vvc; using vvl = vvc; template using vvvc = vector>; template using vvvvc = vector>; template using vvvvvc = vector>; template using pqg = std::priority_queue, greater>; template using umap = unordered_map; // template // using tree = __gnu_pbds::tree, // __gnu_pbds::rb_tree_tag, // __gnu_pbds::tree_order_statistics_node_update>; #define vv(type, name, h, ...) vector> name(h, vector(__VA_ARGS__)) #define vvv(type, name, h, w, ...) \ vector>> name(h, vector>(w, vector(__VA_ARGS__))) #define vvvv(type, name, a, b, c, ...) \ vector>>> name( \ a, vector>>(b, vector>(c, vector(__VA_ARGS__)))) #define overload4(a, b, c, d, e, ...) e #define overload3(a, b, c, d, ...) d // FOR(a) := for (ll _ = 0; _ < (ll)a; ++_) // FOR(i, a) := for (ll i = 0; i < (ll)a; ++i) // FOR(i, a, b) := for (ll i = a; i < (ll)b; ++i) // FOR(i, a, b, c) := for (ll i = a; i < (ll)b; i += (c)) // FOR_R(a) := for (ll i = (a) - 1; i >= 0; --i) // FOR_R(i, a) := for (ll i = (a) - 1; i >= 0; --i) // FOR_R(i, a, b) := for (ll i = (b) - 1; i >= (ll)a; --i) #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 >= 0; --i) #define FOR2_R(i, a) for (ll i = (a) - 1; i >= 0; --i) #define FOR3_R(i, a, b) for (ll i = (b) - 1; i >= (ll)a; --i) #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 FORI1(a) for (int _ = 0; _ < (int)a; ++_) #define FORI2(i, a) for (int i = 0; i < (int)a; ++i) #define FORI3(i, a, b) for (int i = a; i < (int)b; ++i) #define FORI4(i, a, b, c) for (int i = a; i < (int)b; i += (c)) #define FORI1_R(a) for (int i = (a) - 1; i >= 0; --i) #define FORI2_R(i, a) for (int i = (a) - 1; i >= 0; --i) #define FORI3_R(i, a, b) for (int i = (b) - 1; i >= (int)a; --i) #define FORI(...) overload4(__VA_ARGS__, FORI4, FORI3, FORI2, FORI1)(__VA_ARGS__) #define FORI_R(...) overload3(__VA_ARGS__, FORI3_R, FORI2_R, FORI1_R)(__VA_ARGS__) #define FOR_subset(t, s) for (int t = (s); t >= 0; t = (t == 0 ? -1 : (t - 1) & (s))) #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() 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_mod_2(int x) { return __builtin_parity(x); } int popcnt_mod_2(u32 x) { return __builtin_parity(x); } int popcnt_mod_2(ll x) { return __builtin_parityll(x); } int popcnt_mod_2(u64 x) { return __builtin_parityll(x); } // (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 T floor(T a, T b) { return a / b - (a % b && (a ^ b) < 0); } template T ceil(T x, T y) { return floor(x + y - 1, y); } template T bmod(T x, T y) { return x - y * floor(x, y); } template pair divmod(T x, T y) { T q = floor(x, y); return {q, x - q * y}; } template T POW(U x_, int n) { T x = x_; T ret = 1; while (n > 0) { if (n & 1) ret *= x; x *= x; n >>= 1; } return ret; } template T SUM(const vector& A) { T sm = 0; for (auto&& a : A) sm += a; return sm; } #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 inline bool chmax(T& a, const S& b) { return (a < b ? a = b, 1 : 0); } template inline bool chmin(T& a, const S& b) { return (a > b ? a = b, 1 : 0); } // ? は -1 vc s_to_vi(const string& S, char first_char) { vc A(S.size()); FOR(i, S.size()) { A[i] = (S[i] != '?' ? S[i] - first_char : -1); } return A; } template vector cumsum(vector& A, int off = 1) { int N = A.size(); vector B(N + 1); FOR(i, N) { B[i + 1] = B[i] + A[i]; } if (off == 0) B.erase(B.begin()); return B; } template vector argsort(const vector& A) { vector ids(A.size()); 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 vc rearrange(const vc& A, const vc& I) { vc B(I.size()); FOR(i, I.size()) B[i] = A[I[i]]; return B; } template constexpr auto min(T... a) { return min(initializer_list>{a...}); } template constexpr auto max(T... a) { return max(initializer_list>{a...}); } template bool scan(Ts&... values) { return m1une::template_io::input().read(values...); } template void print(const Ts&... values) { m1une::template_io::output().println(values...); } void YESNO(bool b) { m1une::template_io::output().println(b ? "YES" : "NO"); } void YesNo(bool b) { m1une::template_io::output().println(b ? "Yes" : "No"); } void YES() { m1une::template_io::output().println("YES"); } void NO() { m1une::template_io::output().println("NO"); } void Yes() { m1une::template_io::output().println("Yes"); } void No() { m1une::template_io::output().println("No"); } // END: template.hpp #line 29 "pch.hpp" // END: pch.hpp #line 2 "..::sakumon::bonsai::reusable_lazy_segment_tree::main.cpp" auto& fastin = m1une::template_io::input(); auto& fastout = m1une::template_io::output(); // BEGIN: acted_monoid/range_bitwise_and_or_xor_range_sum.hpp #line 3 "acted_monoid::range_bitwise_and_or_xor_range_sum.hpp" #include #include #include namespace m1une { namespace acted_monoid { template struct RangeBitwiseAndOrXorRangeSumNode { T sum; std::array bit_count; long long size; }; // Acted monoid for range bitwise AND, OR, and XOR updates and range sum queries. template struct RangeBitwiseAndOrXorRangeSum { static_assert(std::is_integral_v && !std::is_same_v, bool>); static_assert(0 < BITS && BITS <= std::numeric_limits::digits); using value_type = RangeBitwiseAndOrXorRangeSumNode; // Represents f(x) = (x & and_mask) ^ xor_mask on the lowest BITS bits. struct operator_type { T and_mask; T xor_mask; }; static constexpr bool commutative = true; static constexpr bool operator_commutative = false; static constexpr T bit_mask() { if constexpr (std::is_unsigned_v && BITS == std::numeric_limits::digits) { return ~T(0); } else { return (T(1) << (BITS - 1)) | ((T(1) << (BITS - 1)) - 1); } } static constexpr value_type id() { value_type res; res.sum = T(0); res.bit_count.fill(0); res.size = 0; return res; } static constexpr value_type op(const value_type& a, const value_type& b) { value_type res; res.sum = a.sum + b.sum; res.size = a.size + b.size; for (int i = 0; i < BITS; ++i) { res.bit_count[i] = a.bit_count[i] + b.bit_count[i]; } return res; } static constexpr operator_type op_id() { return {bit_mask(), T(0)}; } // Returns f(g(x)). static constexpr operator_type op_comp(const operator_type& f, const operator_type& g) { return {f.and_mask & g.and_mask, (g.xor_mask & f.and_mask) ^ f.xor_mask}; } static constexpr value_type mapping(const operator_type& f, const value_type& x) { value_type res = x; res.sum = T(0); for (int i = 0; i < BITS; ++i) { long long count = ((f.and_mask >> i) & T(1)) ? x.bit_count[i] : 0; if ((f.xor_mask >> i) & T(1)) count = x.size - count; res.bit_count[i] = count; res.sum += static_cast(count) * (T(1) << i); } return res; } static constexpr value_type make(const T& value) { value_type res; res.sum = value; res.size = 1; for (int i = 0; i < BITS; ++i) { res.bit_count[i] = (value >> i) & T(1); } return res; } static constexpr operator_type make_and(const T& mask) { return {mask & bit_mask(), T(0)}; } static constexpr operator_type make_or(const T& mask) { T normalized = mask & bit_mask(); return {bit_mask() ^ normalized, normalized}; } static constexpr operator_type make_xor(const T& mask) { return {bit_mask(), mask & bit_mask()}; } }; } // namespace acted_monoid } // namespace m1une // END: acted_monoid/range_bitwise_and_or_xor_range_sum.hpp #line 7 "..::sakumon::bonsai::reusable_lazy_segment_tree::main.cpp" // BEGIN: ds/segtree/persistent_lazy_segtree.hpp #line 3 "ds::segtree::persistent_lazy_segtree.hpp" #include #include #include #include #include // BEGIN: ../../acted_monoid/concept.hpp #line 3 "..::..::acted_monoid::concept.hpp" #include namespace m1une { namespace acted_monoid { // Concept defining the requirements for an Acted Monoid. template concept IsActedMonoid = requires(typename AM::value_type a, typename AM::value_type b, typename AM::operator_type f, typename AM::operator_type g) { // 1. Value Monoid typename AM::value_type; { AM::id() } -> std::same_as; { AM::op(a, b) } -> std::same_as; // 2. Operator Monoid typename AM::operator_type; { AM::op_id() } -> std::same_as; { AM::op_comp(f, g) } -> std::same_as; // Composition order: f(g(x)) // 3. Mapping: Operator x Value -> Value { AM::mapping(f, a) } -> std::same_as; }; // Concept for acted monoids whose value monoid is a commutative group. // The value operation must obey commutativity and inverse laws. template concept IsCommutativeActedGroup = IsActedMonoid && requires(typename AM::value_type a) { { AM::inv(a) } -> std::same_as; }; } // namespace acted_monoid } // namespace m1une // END: ../../acted_monoid/concept.hpp #line 11 "ds::segtree::persistent_lazy_segtree.hpp" // BEGIN: persistent_node_pool.hpp #line 3 "persistent_node_pool.hpp" #include #include #include #include #include namespace m1une { namespace ds { namespace detail { // Node must have integer `left`, `right`, and `references` members. template struct PersistentNodePool { std::vector nodes; int first_free = 0; std::size_t live_nodes = 0; private: void release_zero(int node) { int left = nodes[node].left; int right = nodes[node].right; nodes[node] = Node(); nodes[node].left = first_free; first_free = node; --live_nodes; if (left && --nodes[left].references == 0) release_zero(left); if (right && --nodes[right].references == 0) release_zero(right); } public: PersistentNodePool() { nodes.emplace_back(); } void reserve(std::size_t capacity) { nodes.reserve(capacity + 1); } Node& operator[](int node) { return nodes[node]; } const Node& operator[](int node) const { return nodes[node]; } void retain(int node) { if (node) ++nodes[node].references; } void release(int node) { if (!node) return; assert(nodes[node].references > 0); if (--nodes[node].references == 0) release_zero(node); } template int emplace(Args&&... args) { int result; if (!first_free) { assert(nodes.size() < std::size_t(std::numeric_limits::max())); nodes.emplace_back(std::forward(args)...); result = int(nodes.size()) - 1; } else { result = first_free; first_free = nodes[result].left; nodes[result] = Node(std::forward(args)...); } Node& node = nodes[result]; node.references = 0; retain(node.left); retain(node.right); ++live_nodes; return result; } int clone(int node) { assert(node); Node copy = nodes[node]; return emplace(std::move(copy)); } void replace(int& edge, int node) { if (edge == node) return; retain(node); int old = edge; edge = node; release(old); } std::size_t size() const { return live_nodes; } }; } // namespace detail } // namespace ds } // namespace m1une // END: persistent_node_pool.hpp #line 12 "ds::segtree::persistent_lazy_segtree.hpp" namespace m1une { namespace ds { template struct PersistentLazySegtree { using T = typename ActedMonoid::value_type; using F = typename ActedMonoid::operator_type; private: struct Node { T val; F lazy; int left, right; int references; bool has_lazy; Node() : val(ActedMonoid::id()), lazy(ActedMonoid::op_id()), left(0), right(0), references(0), has_lazy(false) {} explicit Node(T value) : val(std::move(value)), lazy(ActedMonoid::op_id()), left(0), right(0), references(0), has_lazy(false) {} Node(T value, int left_child, int right_child) : val(std::move(value)), lazy(ActedMonoid::op_id()), left(left_child), right(right_child), references(0), has_lazy(false) {} }; using Pool = detail::PersistentNodePool; int _n; int _root; std::shared_ptr _pool; explicit PersistentLazySegtree(int n, int root, std::shared_ptr pool) : _n(n), _root(root), _pool(std::move(pool)) { _pool->retain(_root); } int new_node(const Node& node) const { return _pool->emplace(node); } int new_node(Node&& node) const { return _pool->emplace(std::move(node)); } int clone_node(int t) const { return _pool->clone(t); } template static T make_value(const U& value, int index) { if constexpr (requires(U x) { ActedMonoid::make(x); }) { return ActedMonoid::make(value); } else if constexpr (requires(U x, int i) { ActedMonoid::make(x, i); }) { return ActedMonoid::make(value, index); } else { return static_cast(value); } } static T mapping_at(const F& f, const T& value, long long ord) { if constexpr (requires(F g, T x, long long i) { ActedMonoid::mapping(g, x, i); }) { return ActedMonoid::mapping(f, value, ord); } else { return ActedMonoid::mapping(f, value); } } static F shift_operator(const F& f, long long ord) { if constexpr (requires(F g, long long i) { ActedMonoid::op_shift(g, i); }) { return ActedMonoid::op_shift(f, ord); } else { return f; } } F compose_for_child(const F& inherited, const Node& node, long long ord) const { F shifted = shift_operator(inherited, ord); if (!node.has_lazy) return shifted; return ActedMonoid::op_comp(shifted, shift_operator(node.lazy, ord)); } int build(int l, int r, const std::vector& v) const { if (l == r) return 0; if (r - l == 1) return new_node(Node(v[l])); int m = (l + r) >> 1; int left = build(l, m, v); int right = build(m, r, v); return new_node(Node(ActedMonoid::op((*_pool)[left].val, (*_pool)[right].val), left, right)); } int build(int l, int r, std::vector& v) const { if (l == r) return 0; if (r - l == 1) return new_node(Node(std::move(v[l]))); int m = (l + r) >> 1; int left = build(l, m, v); int right = build(m, r, v); return new_node(Node(ActedMonoid::op((*_pool)[left].val, (*_pool)[right].val), left, right)); } template int build_from_values(int l, int r, const std::vector& v) const { if (l == r) return 0; if (r - l == 1) return new_node(Node(make_value(v[l], l))); int m = (l + r) >> 1; int left = build_from_values(l, m, v); int right = build_from_values(m, r, v); return new_node(Node(ActedMonoid::op((*_pool)[left].val, (*_pool)[right].val), left, right)); } void all_apply_to_node(int t, const F& f) const { Node& node = (*_pool)[t]; node.val = mapping_at(f, node.val, 0); node.lazy = ActedMonoid::op_comp(f, node.lazy); node.has_lazy = true; } int all_apply_clone(int t, const F& f) const { int res = clone_node(t); all_apply_to_node(res, f); return res; } void push(int t, int l, int r) const { if (!(*_pool)[t].has_lazy) return; F lazy = (*_pool)[t].lazy; int left = (*_pool)[t].left; int right = (*_pool)[t].right; int m = (l + r) >> 1; left = all_apply_clone(left, lazy); right = all_apply_clone(right, shift_operator(lazy, m - l)); Node& node = (*_pool)[t]; _pool->replace(node.left, left); _pool->replace(node.right, right); node.lazy = ActedMonoid::op_id(); node.has_lazy = false; } void update(int t) const { Node& node = (*_pool)[t]; node.val = ActedMonoid::op((*_pool)[node.left].val, (*_pool)[node.right].val); } int set_node(int t, int l, int r, int p, T value) const { t = clone_node(t); if (r - l == 1) { Node& node = (*_pool)[t]; node.val = std::move(value); node.lazy = ActedMonoid::op_id(); node.has_lazy = false; return t; } push(t, l, r); int m = (l + r) >> 1; if (p < m) { int child = set_node((*_pool)[t].left, l, m, p, std::move(value)); _pool->replace((*_pool)[t].left, child); } else { int child = set_node((*_pool)[t].right, m, r, p, std::move(value)); _pool->replace((*_pool)[t].right, child); } update(t); return t; } int apply_node(int t, int l, int r, int ql, int qr, const F& f) const { if (qr <= l || r <= ql) return t; t = clone_node(t); if (ql <= l && r <= qr) { all_apply_to_node(t, shift_operator(f, l - ql)); return t; } push(t, l, r); int m = (l + r) >> 1; int left = apply_node((*_pool)[t].left, l, m, ql, qr, f); int right = apply_node((*_pool)[t].right, m, r, ql, qr, f); _pool->replace((*_pool)[t].left, left); _pool->replace((*_pool)[t].right, right); update(t); return t; } int copy_range_node(int target, int source, int l, int r, int ql, int qr) const { if (qr <= l || r <= ql) return target; if (ql <= l && r <= qr) return source; target = clone_node(target); source = clone_node(source); _pool->retain(source); push(target, l, r); push(source, l, r); int m = (l + r) >> 1; int left = copy_range_node((*_pool)[target].left, (*_pool)[source].left, l, m, ql, qr); int right = copy_range_node((*_pool)[target].right, (*_pool)[source].right, m, r, ql, qr); _pool->replace((*_pool)[target].left, left); _pool->replace((*_pool)[target].right, right); update(target); _pool->release(source); return target; } T prod_node(int t, int l, int r, int ql, int qr, const F& inherited) const { if (!t || qr <= l || r <= ql) return ActedMonoid::id(); const Node& node = (*_pool)[t]; if (ql <= l && r <= qr) return mapping_at(inherited, node.val, 0); int m = (l + r) >> 1; return ActedMonoid::op(prod_node(node.left, l, m, ql, qr, compose_for_child(inherited, node, 0)), prod_node(node.right, m, r, ql, qr, compose_for_child(inherited, node, m - l))); } void collect_node(int t, int l, int r, int ql, int qr, const F& inherited, std::vector& res) const { if (!t || qr <= l || r <= ql) return; const Node& node = (*_pool)[t]; if (r - l == 1) { res.push_back(mapping_at(inherited, node.val, 0)); return; } int m = (l + r) >> 1; collect_node(node.left, l, m, ql, qr, compose_for_child(inherited, node, 0), res); collect_node(node.right, m, r, ql, qr, compose_for_child(inherited, node, m - l), res); } template int max_right_node(int t, int l, int r, int ql, T& sm, const F& inherited, G& g) const { if (r <= ql) return r; const Node& node = (*_pool)[t]; if (ql <= l) { T nxt = ActedMonoid::op(sm, mapping_at(inherited, node.val, 0)); if (g(nxt)) { sm = std::move(nxt); return r; } if (r - l == 1) return l; } int m = (l + r) >> 1; int res = max_right_node(node.left, l, m, ql, sm, compose_for_child(inherited, node, 0), g); if (res < m) return res; return max_right_node(node.right, m, r, ql, sm, compose_for_child(inherited, node, m - l), g); } template int min_left_node(int t, int l, int r, int qr, T& sm, const F& inherited, G& g) const { if (qr <= l) return l; const Node& node = (*_pool)[t]; if (r <= qr) { T nxt = ActedMonoid::op(mapping_at(inherited, node.val, 0), sm); if (g(nxt)) { sm = std::move(nxt); return l; } if (r - l == 1) return r; } int m = (l + r) >> 1; int res = min_left_node(node.right, m, r, qr, sm, compose_for_child(inherited, node, m - l), g); if (m < res) return res; return min_left_node(node.left, l, m, qr, sm, compose_for_child(inherited, node, 0), g); } public: PersistentLazySegtree() : PersistentLazySegtree(0) {} explicit PersistentLazySegtree(int n) : _n(n), _root(0), _pool(std::make_shared()) { assert(0 <= n); if (_n > 0) _root = build(0, _n, std::vector(_n, ActedMonoid::id())); _pool->retain(_root); } explicit PersistentLazySegtree(const std::vector& v) : _n(int(v.size())), _root(0), _pool(std::make_shared()) { _pool->reserve(v.size() * 2); if (_n > 0) _root = build(0, _n, v); _pool->retain(_root); } explicit PersistentLazySegtree(std::vector&& v) : _n(int(v.size())), _root(0), _pool(std::make_shared()) { _pool->reserve(v.size() * 2); if (_n > 0) _root = build(0, _n, v); _pool->retain(_root); } template requires(!std::same_as) && (requires(U x) { ActedMonoid::make(x); } || requires(U x, int i) { ActedMonoid::make(x, i); } || std::convertible_to) explicit PersistentLazySegtree(const std::vector& v) : _n(int(v.size())), _root(0), _pool(std::make_shared()) { _pool->reserve(v.size() * 2); if (_n > 0) _root = build_from_values(0, _n, v); _pool->retain(_root); } PersistentLazySegtree(const PersistentLazySegtree& other) : _n(other._n), _root(other._root), _pool(other._pool) { if (_pool) _pool->retain(_root); } PersistentLazySegtree(PersistentLazySegtree&& other) noexcept : _n(other._n), _root(other._root), _pool(std::move(other._pool)) { other._n = 0; other._root = 0; } PersistentLazySegtree& operator=(const PersistentLazySegtree& other) { if (this == &other) return *this; if (other._pool) other._pool->retain(other._root); if (_pool) _pool->release(_root); _n = other._n; _root = other._root; _pool = other._pool; return *this; } PersistentLazySegtree& operator=(PersistentLazySegtree&& other) noexcept { if (this == &other) return *this; if (_pool) _pool->release(_root); _n = other._n; _root = other._root; _pool = std::move(other._pool); other._n = 0; other._root = 0; return *this; } ~PersistentLazySegtree() { if (_pool) _pool->release(_root); } int size() const { return _n; } bool empty() const { return _n == 0; } void release() { if (_pool) _pool->release(_root); _pool = std::make_shared(); _root = 0; _n = 0; } std::size_t node_count() const { return _pool ? _pool->size() : 0; } PersistentLazySegtree set(int p, T x) const { assert(0 <= p && p < _n); return PersistentLazySegtree(_n, set_node(_root, 0, _n, p, std::move(x)), _pool); } T get(int p) const { assert(0 <= p && p < _n); return prod(p, p + 1); } T operator[](int p) const { return get(p); } T prod(int l, int r) const { assert(0 <= l && l <= r && r <= _n); if (l == r) return ActedMonoid::id(); return prod_node(_root, 0, _n, l, r, ActedMonoid::op_id()); } T all_prod() const { return _root ? (*_pool)[_root].val : ActedMonoid::id(); } std::vector to_vector() const { return to_vector(0, _n); } std::vector to_vector(int l, int r) const { assert(0 <= l && l <= r && r <= _n); std::vector res; res.reserve(r - l); collect_node(_root, 0, _n, l, r, ActedMonoid::op_id(), res); return res; } PersistentLazySegtree apply(int p, const F& f) const { assert(0 <= p && p < _n); return apply(p, p + 1, f); } PersistentLazySegtree apply(int l, int r, const F& f) const { assert(0 <= l && l <= r && r <= _n); if (l == r) return *this; return PersistentLazySegtree(_n, apply_node(_root, 0, _n, l, r, f), _pool); } PersistentLazySegtree copy_range_from(const PersistentLazySegtree& source, int l, int r) const { assert(_n == source._n); assert(_pool == source._pool); assert(0 <= l && l <= r && r <= _n); if (l == r) return *this; int root = copy_range_node(_root, source._root, 0, _n, l, r); return PersistentLazySegtree(_n, root, _pool); } template int max_right(int l, G g) const { assert(0 <= l && l <= _n); assert(g(ActedMonoid::id())); if (l == _n) return _n; T sm = ActedMonoid::id(); return max_right_node(_root, 0, _n, l, sm, ActedMonoid::op_id(), g); } template int min_left(int r, G g) const { assert(0 <= r && r <= _n); assert(g(ActedMonoid::id())); if (r == 0) return 0; T sm = ActedMonoid::id(); return min_left_node(_root, 0, _n, r, sm, ActedMonoid::op_id(), g); } }; } // namespace ds } // namespace m1une // END: ds/segtree/persistent_lazy_segtree.hpp #line 8 "..::sakumon::bonsai::reusable_lazy_segment_tree::main.cpp" void solve() { int N, M; scan(N, M); vi A(N + 1); FORI(i, 1, N + 1) scan(A[i]); vi l(M + 1), r(M + 1), x(M + 1), L(M + 1), R(M + 1); FORI(i, 1, M + 1) scan(l[i]); FORI(i, 1, M + 1) scan(r[i]); FORI(i, 1, M + 1) scan(x[i]); FORI(i, 1, M + 1) scan(L[i]); FORI(i, 1, M + 1) scan(R[i]); using AM = m1une::acted_monoid::RangeBitwiseAndOrXorRangeSum; using Seg = m1une::ds::PersistentLazySegtree; Seg seg(A); constexpr u32 msk = (1U << 30) - 1; int Q; scan(Q); FORI(i, 1, Q + 1) { int s, q; scan(s, q); int y = i; Seg cur = seg; FORI(j, 1, q + 1) { int z = (s + j) % M + 1; int u = min(N, max(1, l[z] ^ y)); int v = min(N, max(1, r[z] ^ y)); int U = min(N, max(1, L[z] ^ y)); int V = min(N, max(1, R[z] ^ y)); int l1 = min(u, v); int r1 = max(u, v); int L1 = min(U, V); int R1 = max(U, V); if (z % 2 == 0) { cur = cur.apply(l1, r1 + 1, AM::make_or(x[z] ^ y)); } else { cur = cur.apply(l1, r1 + 1, AM::make_and(x[z] ^ y)); } y = cur.prod(L1, R1 + 1).sum & msk; } print(y); } } int main() { CPP_DUMP_SET_OPTION(max_line_width, 80); CPP_DUMP_SET_OPTION(log_label_func, cpp_dump::log_label::filename()); CPP_DUMP_SET_OPTION(enable_asterisk, true); int T = 1; // scan(T); while (T--) solve(); return 0; } // END: ../sakumon/bonsai/reusable_lazy_segment_tree/main.cpp