結果

問題 No.1548 [Cherry 2nd Tune B] 貴方と私とサイクルとモーメント
ユーザー fuppy_kyopro
提出日時 2021-06-11 23:14:09
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 720 ms / 4,500 ms
コード長 8,897 bytes
コンパイル時間 4,522 ms
コンパイル使用メモリ 222,524 KB
最終ジャッジ日時 2025-01-22 07:00:40
ジャッジサーバーID
（参考情報） 		judge1 / judge1
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ファイルパターン 結果
other AC * 42
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ソースコード

diff # 

/*
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
//*/

#include <bits/stdc++.h>

// #include <atcoder/all>

using namespace std;
// using namespace atcoder;

#define DEBUG(x) cerr << #x << ": " << x << endl;
#define DEBUG_VEC(v)                                        \
    cerr << #v << ":";                                      \
    for (int iiiiiiii = 0; iiiiiiii < v.size(); iiiiiiii++) \
        cerr << " " << v[iiiiiiii];                         \
    cerr << endl;
#define DEBUG_MAT(v)                            \
    cerr << #v << endl;                         \
    for (int i = 0; i < v.size(); i++) {        \
        for (int j = 0; j < v[i].size(); j++) { \
            cerr << v[i][j] << " ";             \
        }                                       \
        cerr << endl;                           \
    }
typedef long long ll;
// #define int ll

#define vi vector<int>
#define vl vector<ll>
#define vii vector<vector<int>>
#define vll vector<vector<ll>>
#define vs vector<string>
#define pii pair<int, int>
#define pis pair<int, string>
#define psi pair<string, int>
#define pll pair<ll, ll>
template <class S, class T>
pair<S, T> operator+(const pair<S, T> &s, const pair<S, T> &t) {
    return pair<S, T>(s.first + t.first, s.second + t.second);
}
template <class S, class T>
pair<S, T> operator-(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first - t.first, s.second - t.second); }
template <class S, class T>
ostream &operator<<(ostream &os, pair<S, T> p) {
    os << "(" << p.first << ", " << p.second << ")";
    return os;
}
#define X first
#define Y second
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep1(i, n) for (int i = 1; i <= (int)(n); i++)
#define rrep(i, n) for (int i = (int)(n)-1; i >= 0; i--)
#define rrep1(i, n) for (int i = (int)(n); i > 0; i--)
#define REP(i, a, b) for (int i = a; i < b; i++)
#define in(x, a, b) (a <= x && x < b)
#define all(c) c.begin(), c.end()
void YES(bool t = true) {
    cout << (t ? "YES" : "NO") << endl;
}
void Yes(bool t = true) { cout << (t ? "Yes" : "No") << endl; }
void yes(bool t = true) { cout << (t ? "yes" : "no") << endl; }
void NO(bool t = true) { cout << (t ? "NO" : "YES") << endl; }
void No(bool t = true) { cout << (t ? "No" : "Yes") << endl; }
void no(bool t = true) { cout << (t ? "no" : "yes") << endl; }
template <class T>
bool chmax(T &a, const T &b) {
    if (a < b) {
        a = b;
        return 1;
    }
    return 0;
}
template <class T>
bool chmin(T &a, const T &b) {
    if (a > b) {
        a = b;
        return 1;
    }
    return 0;
}
#define UNIQUE(v) v.erase(std::unique(v.begin(), v.end()), v.end());
const ll inf = 1000000001;
const ll INF = (ll)1e18 + 1;
const long double pi = 3.1415926535897932384626433832795028841971L;
int popcount(ll t) { return __builtin_popcountll(t); }
// int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1};
// int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 };
vi dx = {0, 1, 0, -1}, dy = {-1, 0, 1, 0};
// vi dx2 = { 1,1,0,-1,-1,-1,0,1 }, dy2 = { 0,1,1,1,0,-1,-1,-1 };
struct Setup_io {
    Setup_io() {
        ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);
        cout << fixed << setprecision(25);
    }
} setup_io;
// const ll MOD = 1000000007;
const ll MOD = 998244353;
// #define mp make_pair
//#define endl '\n'

template <typename T1, typename T2>
class LazySegmentTree {
  public:
    using F = function<T1(T1 &, T1 &)>;           // query_func
    using G = function<T2(T2 &, T2 &)>;           // update_func
    using H = function<T1(T1 &, T2 &, int, int)>; // lazy to node (node, lazy, left, right)
    int n;
    vector<T1> node;
    vector<T2> lazy;
    T1 e1;
    T2 e2;
    F query_func;
    G update_func;
    H eval_func;

    LazySegmentTree(vector<T1> a, F query_func, G update_func, H eval_func, T1 e1, T2 e2)
        : query_func(query_func), update_func(update_func), eval_func(eval_func), e1(e1), e2(e2) {
        int _n = a.size();
        n = 1;
        while (n < _n)
            n *= 2;
        node.resize(2 * n - 1, e1);
        lazy.resize(2 * n - 1, e2);
        for (int i = 0; i < _n; i++)
            node[i + n - 1] = a[i];
        for (int i = n - 2; i >= 0; i--) {
            node[i] = query_func(node[i * 2 + 1], node[i * 2 + 2]);
        }
    }

    // k�Ԗڂ̃m�[�h�ɂ‚��Ēx���]�����s��
    inline void eval(int k, int l, int r) {
        if (lazy[k] != e2) { // Change
            node[k] = eval_func(node[k], lazy[k], l, r);
            if (r - l > 1) {
                lazy[2 * k + 1] = update_func(lazy[2 * k + 1], lazy[k]);
                lazy[2 * k + 2] = update_func(lazy[2 * k + 2], lazy[k]);
            }
            lazy[k] = e2; // Change
        }
    }

    // [a, b)��x�ɂ���
    void update(int a, int b, T2 x, int k, int l, int r) {
        // k �Ԗڂ̃m�[�h�ɑ΂��Ēx���]�����s��
        eval(k, l, r);
        if (b <= l || r <= a) return;
        if (a <= l && r <= b) {
            lazy[k] = update_func(lazy[k], x);
            eval(k, l, r);
        } else {
            update(a, b, x, 2 * k + 1, l, (l + r) / 2);
            update(a, b, x, 2 * k + 2, (l + r) / 2, r);
            node[k] = query_func(node[2 * k + 1], node[2 * k + 2]);
        }
    }

    T1 query(int a, int b, int k, int l, int r) {
        eval(k, l, r);
        if (b <= l || r <= a) return e1;
        if (a <= l && r <= b) return node[k];
        T1 resl = query(a, b, 2 * k + 1, l, (l + r) / 2);
        T1 resr = query(a, b, 2 * k + 2, (l + r) / 2, r);
        return query_func(resl, resr);
    }
};

const int MAXN = 555555;

vl fact(MAXN);
vl rfact(MAXN);

ll mod_pow(ll x, ll p, ll M = MOD) {
    if (p < 0) {
        x = mod_pow(x, M - 2, M);
        p = -p;
    }
    ll a = 1;
    while (p) {
        if (p % 2)
            a = a * x % M;
        x = x * x % M;
        p /= 2;
    }
    return a;
}

ll mod_inverse(ll a, ll M = MOD) {
    return mod_pow(a, M - 2, M);
}

void set_fact(ll n, ll M = MOD) {
    fact[0] = 1;
    for (ll i = 1; i <= n; i++) {
        fact[i] = i * fact[i - 1] % M;
    }
    rfact[n] = mod_inverse(fact[n], M);
    for (ll i = n - 1; i >= 0; i--) {
        rfact[i] = (i + 1) * rfact[i + 1] % M;
    }
}

//http://drken1215.hatenablog.com/entry/2018/06/08/210000
//n���傫��fact���v�Z�ł��Ȃ��Ƃ��̂ق��̌v�Z���@�ɂ‚��ď����Ă���
ll nCr(ll n, ll r, ll M = MOD) {
    if (r > n) return 0;
    assert(fact[2] == 2);
    ll ret = fact[n];
    if (rfact[r] == 0) {
        rfact[r] = mod_inverse(fact[r], M);
    }
    ret = (ret * rfact[r]) % M;
    if (rfact[n - r] == 0) {
        rfact[n - r] = mod_inverse(fact[n - r], M);
    }
    ret = (ret * rfact[n - r]) % M;
    return ret;
}

ll nHr(ll n, ll r) {
    return nCr(n + r - 1, r);
}

ll f(ll a, ll b) {
    return (a + b) % MOD;
}
ll g(ll a, ll b) {
    return b;
}
ll h(ll a, ll b, int l, int r) {
    return b * (r - l) % MOD;
}

signed main() {
    int n;
    cin >> n;

    vl a(n);
    rep(i, n) {
        cin >> a[i];
    }

    vector<LazySegmentTree<ll, ll>> seg;
    vl now(n, 1);
    for (int i = 0; i <= 4; i++) {
        LazySegmentTree<ll, ll> sseg(now, f, g, h, 0, -INF);
        seg.push_back(sseg);

        rep(i, n) {
            (now[i] *= a[i]) %= MOD;
        }
    }

    vll kei = {
        {},
        {-1, 1},
        {1, -2, 1},
        {-1, 3, -3, 1},
        {1, -4, 6, -4, 1}};

    int q;
    cin >> q;
    while (q--) {
        ll t, u, v, w;
        cin >> t >> u >> v >> w;
        u--;
        v--;
        w--;
        if (u > v) swap(u, v);

        vector<pii> op;
        if ((w - u) * (w - v) < 0) {
            op.emplace_back(u, v + 1);
        } else {
            op.emplace_back(v, n);
            op.emplace_back(0, u + 1);
        }

        if (t == 0) {
            ll b;
            cin >> b;
            ll now = 1;
            rep(i, 5) {
                for (auto [l, r] : op) {
                    seg[i].update(l, r, now, 0, 0, seg[i].n);
                }
                now = now * b % MOD;
            }
            continue;
        }

        ll len = 0;
        ll sum = 0;
        for (auto [l, r] : op) {
            sum += seg[1].query(l, r, 0, 0, seg[1].n);
            len += (r - l);
        }
        sum %= MOD;
        ll m = sum * mod_inverse(len) % MOD;

        ll ans = 0;
        ll mm = 1;
        rrep(i, kei[t].size()) {
            ll s = 0;
            for (auto [l, r] : op) {
                s += seg[i].query(l, r, 0, 0, seg[i].n);
            }
            s %= MOD;
            s *= mm * kei[t][i] % MOD;
            ans += s % MOD;

            mm = mm * m % MOD;
        }
        ans %= MOD;
        ans *= mod_inverse(len);
        cout << (ans % MOD + MOD) % MOD << endl;
    }
}
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