結果

問題 No.1549 [Cherry 2nd Tune] BANning Tuple
ユーザー firiexpfiriexp
提出日時 2021-06-11 23:05:47
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
WA  
実行時間 -
コード長 8,084 bytes
コンパイル時間 1,881 ms
コンパイル使用メモリ 122,812 KB
実行使用メモリ 21,376 KB
最終ジャッジ日時 2024-05-08 19:19:58
合計ジャッジ時間 9,182 ms
ジャッジサーバーID
（参考情報） 		judge1 / judge2
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 32 ms
20,224 KB
testcase_01 AC 36 ms
20,096 KB
testcase_02 AC 266 ms
20,224 KB
testcase_03 AC 268 ms
21,376 KB
testcase_04 AC 268 ms
21,248 KB
testcase_05 AC 270 ms
21,248 KB
testcase_06 AC 270 ms
21,120 KB
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 WA -
testcase_11 WA -
testcase_12 TLE -
testcase_13 -- -
testcase_14 -- -
testcase_15 -- -
testcase_16 -- -
testcase_17 -- -
testcase_18 -- -
testcase_19 -- -
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ソースコード

diff # 

#include <iostream>
#include <algorithm>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <numeric>
#include <bitset>
#include <cmath>

static const int MOD = 998244353;
using ll = long long;
using u32 = unsigned;
using u64 = unsigned long long;
using namespace std;

template<class T> constexpr T INF = ::numeric_limits<T>::max() / 32 * 15 + 208;

constexpr int ntt_mod = 998244353, ntt_root = 3;
// 1012924417 -> 5, 924844033 -> 5
// 998244353  -> 3, 897581057 -> 3
// 645922817  -> 3;
template <u32 M>
struct modint {
    u32 val;
public:
    static modint raw(int v) { modint x; x.val = v; return x; }
    modint() : val(0) {}
    template <class T>
    modint(T v) { ll x = (ll)(v%(ll)(M)); if (x < 0) x += M; val = u32(x); }
    modint(bool v) { val = ((unsigned int)(v) % M); }
    modint& operator++() { val++; if (val == M) val = 0; return *this; }
    modint& operator--() { if (val == 0) val = M; val--; return *this; }
    modint operator++(int) { modint result = *this; ++*this; return result; }
    modint operator--(int) { modint result = *this; --*this; return result; }
    modint& operator+=(const modint& b) { val += b.val; if (val >= M) val -= M; return *this; }
    modint& operator-=(const modint& b) { val -= b.val; if (val >= M) val += M; return *this; }
    modint& operator*=(const modint& b) { u64 z = val; z *= b.val; val = (u32)(z % M); return *this; }
    modint& operator/=(const modint& b) { return *this = *this * b.inv(); }
    modint operator+() const { return *this; }
    modint operator-() const { return modint() - *this; }
    modint pow(long long n) const { modint x = *this, r = 1; while (n) { if (n & 1) r *= x; x *= x; n >>= 1; } return r; }
    modint inv() const { return pow(M-2); }
    friend modint operator+(const modint& a, const modint& b) { return modint(a) += b; }
    friend modint operator-(const modint& a, const modint& b) { return modint(a) -= b; }
    friend modint operator*(const modint& a, const modint& b) { return modint(a) *= b; }
    friend modint operator/(const modint& a, const modint& b) { return modint(a) /= b; }
    friend bool operator==(const modint& a, const modint& b) { return a.val == b.val; }
    friend bool operator!=(const modint& a, const modint& b) { return a.val != b.val; }
};
using mint = modint<MOD>;
class Factorial {
    vector<mint> facts, factinv;
public:
    explicit Factorial(int n) : facts(n+1), factinv(n+1) {
        facts[0] = 1;
        for (int i = 1; i < n+1; ++i) facts[i] = facts[i-1] * mint(i);
        factinv[n] = facts[n].inv();
        for (int i = n-1; i >= 0; --i) factinv[i] = factinv[i+1] * mint(i+1);
    }
    mint fact(int k) const {
        if(k >= 0) return facts[k]; else return factinv[-k];
    }
    mint operator[](const int &k) const {
        if(k >= 0) return facts[k]; else return factinv[-k];
    }
    mint C(int p, int q) const {
        if(q < 0 || p < q) return 0;
        return facts[p] * factinv[q] * factinv[p-q];
    }
    mint P(int p, int q) const {
        if(q < 0 || p < q) return 0;
        return facts[p] * factinv[p-q];
    }
    mint H(int p, int q) const {
        if(p < 0 || q < 0) return 0;
        return q == 0 ? 1 : C(p+q-1, q);
    }
};

using mint = modint<ntt_mod>;

class NTT {
    static constexpr int max_base = 20, maxN = 1 << max_base; // N <= 524288 * 2
    mint roots[maxN << 1], iroots[maxN << 1];
public:
    NTT() {
        for (int i = 0; i <= max_base; ++i) {
            const int offset = (1 << i) - 1;
            const mint g = mint(ntt_root).pow((ntt_mod)/(1 << i)), ginv = g.inv();
            mint x = 1, y = 1;
            for (int j = 0; j < 1 << i; ++j) {
                roots[offset+j] = x;
                x *= g;
                iroots[offset+j] = y;
                y *= ginv;
            }
        }
    }

    void transform(vector<mint> &a, int sign){
        const int n = a.size();
        if(!sign){ // fft
            for(int k = n >> 1; k >= 1; k >>= 1){
                for (int i = 0; i < n; i += k << 1) {
                    for (int j = 0; j < k; ++j) {
                        const mint tmp = a[i+j]-a[i+j+k];
                        a[i+j] += a[i+j+k];
                        a[i+j+k] = tmp*roots[(k << 1)-1+j];
                    }
                }
            }
        }else { // ifft
            for(int k = 1; k <= (n >> 1); k <<= 1){
                for (int i = 0; i < n; i += k << 1) {
                    for (int j = 0; j < k; ++j) {
                        a[i+j+k] *= iroots[(k << 1)-1+j];
                        const mint tmp = a[i+j]-a[i+j+k];
                        a[i+j] += a[i+j+k];
                        a[i+j+k] = tmp;
                    }
                }
            }
            const mint x = mint(n).inv();
            for (auto &&i : a) i *= x;
        }
    }
};

NTT ntt;

struct poly {
    vector<mint> v;
    poly() = default;
    explicit poly(int n) : v(n) {};
    explicit poly(vector<mint> vv) : v(std::move(vv)) {};
    int size() const {return (int)v.size(); }
    poly cut(int len){
        if(len < v.size()) v.resize(static_cast<unsigned long>(len));
        return *this;
    }
    inline mint& operator[] (int i) {return v[i]; }
    poly& operator+=(const poly &a) {
        this->v.resize(max(size(), a.size()));
        for (int i = 0; i < a.size(); ++i) this->v[i] += a.v[i];
        return *this;
    }
    poly& operator-=(const poly &a) {
        this->v.resize(max(size(), a.size()));
        for (int i = 0; i < a.size(); ++i) this->v[i] -= a.v[i];
        return *this;
    }

    poly& operator*=(poly a) {
        int N = size()+a.size()-1;
        int sz = 1;
        while(sz < N) sz <<= 1;
        this->v.resize(sz); a.v.resize(sz);
        ntt.transform(this->v, 0); ntt.transform(a.v, 0);
        for(int i = 0; i < sz; ++i) this->v[i] *= a.v[i];
        ntt.transform(this->v, 1);
        this->v.resize(N);
        return *this;
    }
    poly& operator/=(const poly &a){ return (*this *= a.inv()); }
    poly operator+(const poly &a) const { return poly(*this) += a; }
    poly operator-(const poly &a) const { return poly(*this) -= a; }
    poly operator*(const poly &a) const { return poly(*this) *= a; }

    poly inv() const {
        int n = size();
        poly r(1);
        r[0] = (this->v[0]).inv();
        int k = 1;
        while(k < n){
            k *= 2;
            poly ff(k);
            for (int i = 0; i < min(k, n); ++i) {
                ff[i] = this->v[i];
            }
            poly nr = (r*r*ff).cut(k);
            for (int i = 0; i < k/2; ++i) {
                nr[i] = (r[i]+r[i]-nr[i]);
                nr[i+k/2] = -nr[i+k/2];
            }
            r = nr;
        }
        r.v.resize(n);
        return r;
    }
};

int main() {
    int n, q;
    cin >> n >> q;
    vector<int> k(q), a(q), b(q), s(q), t(q);
    for (int i = 0; i < q; ++i) {
        cin >> k[i] >> a[i] >> b[i] >> s[i] >> t[i];
    }
    vector<int> z(k);
    sort(z.begin(), z.end());
    z.erase(unique(z.begin(), z.end()), z.end());
    for (int i = 0; i < q; ++i) {
        k[i] = lower_bound(z.begin(),z.end(), k[i]) - z.begin();
    }
    int m = z.size();
    vector<poly> v(m);
    for (auto &&i : v) i.v.resize(6002, 1);
    poly p(3001);
    p[0] = 1;
    for (int i = 1; i <= 3000; ++i) {
        p[i] = p[i-1]*(n+i-1)/mint(i);
    }
    vector<int> zero(m);
    int zeros = 0;
    poly tmp(3001);
    for (int i = 0; i < q; ++i) {
        for (int j = 0; j <= 3000; ++j) tmp[j] = v[k[i]][j+zero[k[i]]];
        p /= tmp;
        p.cut(3001);
        for (int j = a[i]; j <= b[i]; ++j) {
            v[k[i]][j] = 0;
        }
        zeros -= zero[k[i]];
        for (int j = 0; j <= 3000; ++j) {
            if(v[k[i]][j].val) break;
            zero[k[i]] = j+1;
        }
        zeros += zero[k[i]];
        for (int j = 0; j <= 3000; ++j) tmp[j] = v[k[i]][j+zero[k[i]]];
        p *= tmp;
        p.cut(3001);
        mint ans = 0;
        for (int j = s[i]; j <= t[i]; ++j) if(j-zeros >= 0) ans += p[j-zeros];
        cout << ans.val << "\n";
    }
    return 0;
}
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