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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#584073#9245. Bracket Sequencehos_lyricCompile Error//C++147.3kb2024-09-23 07:40:072024-09-23 07:40:09

Judging History

This is the latest submission verdict.

  • [2024-09-23 07:40:09]
  • Judged
  • [2024-09-23 07:40:07]
  • Submitted

answer

#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>

using namespace std;

using Int = long long;

template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }
#define COLOR(s) ("\x1b[" s "m")

////////////////////////////////////////////////////////////////////////////////
template <unsigned M_> struct ModInt {
  static constexpr unsigned M = M_;
  unsigned x;
  constexpr ModInt() : x(0U) {}
  constexpr ModInt(unsigned x_) : x(x_ % M) {}
  constexpr ModInt(unsigned long long x_) : x(x_ % M) {}
  constexpr ModInt(int x_) : x(((x_ %= static_cast<int>(M)) < 0) ? (x_ + static_cast<int>(M)) : x_) {}
  constexpr ModInt(long long x_) : x(((x_ %= static_cast<long long>(M)) < 0) ? (x_ + static_cast<long long>(M)) : x_) {}
  ModInt &operator+=(const ModInt &a) { x = ((x += a.x) >= M) ? (x - M) : x; return *this; }
  ModInt &operator-=(const ModInt &a) { x = ((x -= a.x) >= M) ? (x + M) : x; return *this; }
  ModInt &operator*=(const ModInt &a) { x = (static_cast<unsigned long long>(x) * a.x) % M; return *this; }
  ModInt &operator/=(const ModInt &a) { return (*this *= a.inv()); }
  ModInt pow(long long e) const {
    if (e < 0) return inv().pow(-e);
    ModInt a = *this, b = 1U; for (; e; e >>= 1) { if (e & 1) b *= a; a *= a; } return b;
  }
  ModInt inv() const {
    unsigned a = M, b = x; int y = 0, z = 1;
    for (; b; ) { const unsigned q = a / b; const unsigned c = a - q * b; a = b; b = c; const int w = y - static_cast<int>(q) * z; y = z; z = w; }
    assert(a == 1U); return ModInt(y);
  }
  ModInt operator+() const { return *this; }
  ModInt operator-() const { ModInt a; a.x = x ? (M - x) : 0U; return a; }
  ModInt operator+(const ModInt &a) const { return (ModInt(*this) += a); }
  ModInt operator-(const ModInt &a) const { return (ModInt(*this) -= a); }
  ModInt operator*(const ModInt &a) const { return (ModInt(*this) *= a); }
  ModInt operator/(const ModInt &a) const { return (ModInt(*this) /= a); }
  template <class T> friend ModInt operator+(T a, const ModInt &b) { return (ModInt(a) += b); }
  template <class T> friend ModInt operator-(T a, const ModInt &b) { return (ModInt(a) -= b); }
  template <class T> friend ModInt operator*(T a, const ModInt &b) { return (ModInt(a) *= b); }
  template <class T> friend ModInt operator/(T a, const ModInt &b) { return (ModInt(a) /= b); }
  explicit operator bool() const { return x; }
  bool operator==(const ModInt &a) const { return (x == a.x); }
  bool operator!=(const ModInt &a) const { return (x != a.x); }
  friend std::ostream &operator<<(std::ostream &os, const ModInt &a) { return os << a.x; }
};
////////////////////////////////////////////////////////////////////////////////

constexpr unsigned MO = 998244353;
using Mint = ModInt<MO>;


template <class T> struct DisjointSparseTable {
  int logN, n;
  vector<T> ts;
  DisjointSparseTable() {}
  template <class S> explicit DisjointSparseTable(const vector<S> &ss) {
    n = ss.size();
    for (logN = 1; 1 << logN < n; ++logN) {}
    ts.resize(logN * n);
    for (int i = 0; i < n; ++i) ts[i] = T(ss[i]);
    for (int h = 1; h < logN; ++h) {
      T *ths = ts.data() + h * n;
      for (int i = 1 << h; i < n; i += 1 << (h + 1)) {
        ths[i - 1] = ts[i - 1];
        for (int j = i - 1; --j >= i - (1 << h); ) ths[j] = ths[j + 1].mulLeft(ss[j]);
        ths[i] = ts[i];
        for (int j = i + 1; j < i + (1 << h) && j < n; ++j) ths[j] = ths[j - 1].mulRight(ss[j]);
      }
    }
  }
  pair<T, T> getPair(int a, int b) const {
    assert(0 <= a); assert(a <= b); assert(b <= n);
    if (a == b) return std::make_pair(T(), T());
    if (a + 1 == b) return std::make_pair(T(), ts[a]);
    const int h = 31 - __builtin_clz(a ^ (b - 1));
    return std::make_pair(ts[h * n + a], ts[h * n + (b - 1)]);
  }
  T get(int a, int b) const {
    const auto res = getPair(a, b);
    return res.first * res.second;
  }
};

////////////////////////////////////////////////////////////////////////////////


int M;

/*
  2.2.0(1)0(1)0.3.3
  k: # open
*/
struct Node {
  Mint a[4][4][21];
  Node() : a{} {
    for (int u = 0; u < 4; ++u) a[u][u][0] = 1;
  }
  Node mulLeft(char c) const {
    Node t = *this;
    for (int v = 0; v < 4; ++v) for (int k = 0; k <= M; ++k) t.a[0][v][k] += a[3][v][k];
    for (int v = 0; v < 4; ++v) for (int k = 0; k <= M; ++k) t.a[2][v][k] += a[0][v][k];
    if (c == '(') {
      for (int v = 0; v < 4; ++v) for (int k = 0; k < M; ++k) t.a[0][v][k + 1] += a[1][v][k];
    } else if (c == ')') {
      for (int v = 0; v < 4; ++v) for (int k = 0; k <= M; ++k) t.a[1][v][k] += a[0][v][k];
    } else {
      assert(false);
    }
    return t;
  }
  Node mulRight(char c) const {
    Node t = *this;
    for (int u = 0; u < 4; ++u) for (int k = 0; k <= M; ++k) t.a[u][0][k] += a[u][2][k];
    for (int u = 0; u < 4; ++u) for (int k = 0; k <= M; ++k) t.a[u][3][k] += a[u][0][k];
    if (c == '(') {
      for (int u = 0; u < 4; ++u) for (int k = 0; k < M; ++k) t.a[u][1][k + 1] += a[u][0][k];
    } else if (c == ')') {
      for (int u = 0; u < 4; ++u) for (int k = 0; k <= M; ++k) t.a[u][0][k] += a[u][1][k];
    } else {
      assert(false);
    }
    return t;
  }
};

int N, Q;
char S[100'010];
vector<int> O, L, R, K;

int main() {
  for (; ~scanf("%d%d", &N, &Q); ) {
    scanf("%s", S);
    O.resize(Q);
    L.resize(Q);
    R.resize(Q);
    K.resize(Q);
    for (int q = 0; q < Q; ++q) {
      scanf("%d%d%d%d", &O[q], &L[q], &R[q], &K[q]);
      --L[q];
    }
    
    M = *max_element(K.begin(), K.end());
    const DisjointSparseTable<Node> dst(vector<char>(S, S + N));
    for (int q = 0; q < Q; ++q) {
// cerr<<COLOR("33")<<O[q]<<" "<<L[q]<<" "<<R[q]<<" "<<K[q]<<COLOR()<<endl;
      const auto res = dst.getPair(L[q], R[q]);
      Mint ans = 0;
      if (O[q] == 1) {
        for (int w = 0; w < 2; ++w) for (int k = 0; k <= K[q]; ++k) {
          ans += res.first.a[0][w][k] * res.second.a[w][0][K[q] - k];
        }
      } else if (O[q] == 2) {
        for (const int u : {0, 2}) for (int w = 0; w < 4; ++w) for (const int v : {0, 3}) for (int k = 0; k <= K[q]; ++k) {
          ans += res.first.a[u][w][k] * res.second.a[w][v][K[q] - k];
        }
      } else {
        assert(false);
      }
      printf("%u\n", ans.x);
    }
  }
  return 0;
}

詳細信息

answer.code: In instantiation of ‘DisjointSparseTable<T>::DisjointSparseTable(const std::vector<S>&) [with S = char; T = Node]’:
answer.code:171:63:   required from here
answer.code:88:41: error: no matching function for call to ‘Node::Node(const __gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type&)’
   88 |     for (int i = 0; i < n; ++i) ts[i] = T(ss[i]);
      |                                         ^~~~~~~~
answer.code:123:3: note: candidate: ‘Node::Node()’
  123 |   Node() : a{} {
      |   ^~~~
answer.code:123:3: note:   candidate expects 0 arguments, 1 provided
answer.code:121:8: note: candidate: ‘constexpr Node::Node(const Node&)’
  121 | struct Node {
      |        ^~~~
answer.code:121:8: note:   no known conversion for argument 1 from ‘const __gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘const char’} to ‘const Node&’
answer.code:121:8: note: candidate: ‘constexpr Node::Node(Node&&)’
answer.code:121:8: note:   no known conversion for argument 1 from ‘const __gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘const char’} to ‘Node&&’
answer.code: In function ‘int main()’:
answer.code:160:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  160 |     scanf("%s", S);
      |     ~~~~~^~~~~~~~~
answer.code:166:12: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  166 |       scanf("%d%d%d%d", &O[q], &L[q], &R[q], &K[q]);
      |       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~