#include <atcoder/all>
#include <bits/stdc++.h>
#define FOR(i, a, n) for(ll i = (ll)a; i < (ll)n; i++)
#define FORR(i, n) for(ll i = (ll)n - 1LL; i >= 0LL; i--)
#define rep(i, n) FOR(i, 0, n)
#define ALL(x) begin(x), end(x)
using namespace std;
using ll = long long;
constexpr ll Mod = 998244353;
constexpr ll mod = 1e9 + 7;
constexpr ll inf = 1LL << 60;
const double PI = acos(-1);
template <typename T1, typename T2> inline bool chmax(T1 &a, T2 b) {
    return a < b && (a = b, true);
}
template <typename T1, typename T2> inline bool chmin(T1 &a, T2 b) {
    return a > b && (a = b, true);
}
/*-------------------------------------------*/

template <int M> class ModInt {
    int x;

  public:
    constexpr ModInt() : x(0) {}
    constexpr ModInt(int64_t y) : x(y >= 0 ? y % M : (M - (-y) % M) % M) {}
    constexpr ModInt &operator+=(const ModInt p) {
        if((x += p.x) >= M) x -= M;
        return *this;
    }
    constexpr ModInt &operator-=(const ModInt p) {
        if((x += M - p.x) >= M) x -= M;
        return *this;
    }
    constexpr ModInt &operator*=(const ModInt p) {
        x = (int)(1LL * x * p.x % M);
        return *this;
    }
    constexpr ModInt &operator/=(const ModInt p) {
        *this *= p.inverse();
        return *this;
    }
    constexpr ModInt operator-() const { return ModInt(-x); }
    constexpr ModInt operator+(const ModInt p) const {
        return ModInt(*this) += p;
    }
    constexpr ModInt operator-(const ModInt p) const {
        return ModInt(*this) -= p;
    }
    constexpr ModInt operator*(const ModInt p) const {
        return ModInt(*this) *= p;
    }
    constexpr ModInt operator/(const ModInt p) const {
        return ModInt(*this) /= p;
    }
    constexpr bool operator==(const ModInt p) const { return x == p.x; }
    constexpr bool operator!=(const ModInt p) const { return x != p.x; }
    constexpr ModInt inverse() const {
        int a = x, b = M, u = 1, v = 0, t = 0;
        while(b > 0) {
            t = a / b;
            swap(a -= t * b, b);
            swap(u -= t * v, v);
        }
        return ModInt(u);
    }
    constexpr ModInt pow(int64_t k) const {
        ModInt ret(1), mul(x);
        while(k > 0) {
            if(k & 1) ret *= mul;
            mul *= mul;
            k >>= 1;
        }
        return ret;
    }
    constexpr friend ostream &operator<<(ostream &os, const ModInt &p) {
        return os << p.x;
    }
    constexpr friend istream &operator>>(istream &is, ModInt &a) {
        int64_t t = 0;
        is >> t;
        a = ModInt(t);
        return (is);
    }
};
using mint = ModInt<998244353>;

struct S {
    mint a;
    int size;
};
struct F {
    mint a, b;
};

S op(S l, S r) { return S{l.a + r.a, l.size + r.size}; }
S e() { return S{0, 0}; }
S mapping(F l, S r) { return S{r.a * l.a + l.b * r.size, r.size}; }
F composition(F l, F r) { return F{r.a * l.a, r.b * l.a + l.b}; }
F id() { return F{1, 0}; }

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);

    int n, q;
    cin >> n >> q;
    vector<S> a(n);
    rep(i, n) {
        int x;
        cin >> x;
        a[i] = S{x, 1};
    }

    atcoder::lazy_segtree<S, op, e, F, mapping, composition, id> seg(a);

    int t, l, r, b, c;
    while(q--) {
        cin >> t;
        if(t == 0) {
            cin >> l >> r >> b >> c;
            seg.apply(l, r, F{b, c});
        } else {
            cin >> l >> r;
            cout << seg.prod(l, r).a << "\n";
        }
    }

    return 0;
}

Measured memory_bytes: 19284