//#define _GLIBCXX_DEBUG
//#include "atcoder/all"
//using namespace atcoder;
#include <bits/stdc++.h>
#define int long long
#define ll long long
using ull = unsigned long long;
using namespace std;
#define dump(x)                             \
    if (dbg) {                              \
        cerr << #x << " = " << (x) << endl; \
    }
#define overload4(_1, _2, _3, _4, name, ...) name
#define FOR1(n) for (ll i = 0; i < (n); ++i)
#define FOR2(i, n) for (ll i = 0; i < (n); ++i)
#define FOR3(i, a, b) for (ll i = (a); i < (b); ++i)
#define FOR4(i, a, b, c) for (ll i = (a); i < (b); i += (c))
#define FOR(...) overload4(__VA_ARGS__, FOR4, FOR3, FOR2, FOR1)(__VA_ARGS__)
#define FORR(i, a, b) for (int i = (a); i <= (b); ++i)
#define bit(n, k) (((n) >> (k)) & 1) /*nのk bit目*/
namespace mydef {
const int INF = 1ll << 60;
const int MOD = 998244353;
template <class T>
bool chmin(T& a, const T& b) {
    if (a > b) {
        a = b;
        return 1;
    } else
        return 0;
}
template <class T>
bool chmax(T& a, const T& b) {
    if (a < b) {
        a = b;
        return 1;
    } else
        return 0;
}
void Yes(bool flag = true) {
    if (flag)
        cout << "Yes" << endl;
    else
        cout << "No" << endl;
}
void No(bool flag = true) {
    Yes(!flag);
}
void YES(bool flag = true) {
    if (flag)
        cout << "YES" << endl;
    else
        cout << "NO" << endl;
}
void NO(bool flag = true) {
    YES(!flag);
}
template <typename A, size_t N, typename T>
void Fill(A (&array)[N], const T& val) {
    std::fill((T*)array, (T*)(array + N), val);
}
bool dbg = true;
}  // namespace mydef
using namespace mydef;
#define pb push_back
//#define mp make_pair
#define eb emplace_back
#define lb lower_bound
#define ub upper_bound
#define all(v) (v).begin(), (v).end()
#define SZ(x) ((int)(x).size())
#define vi vector<int>
#define vvi vector<vector<int>>
#define vp vector<pair<int, int>>
#define vvp vector<vector<pair<int, int>>>
#define pi pair<int, int>
//#define P pair<int, int>
//#define V vector<int>
//#define S set<int>
#define asn ans
static struct IO {
    char tmp[1 << 10];
    // fast input routines
    char cur;
    //#define nextChar() (cur = getc_unlocked(stdin))
    //#define peekChar() (cur)
    inline char nextChar() { return cur = getc_unlocked(stdin); }
    inline char peekChar() { return cur; }
    inline operator bool() { return peekChar(); }
    inline static bool isBlank(char c) { return (c < '-' && c); }
    inline bool skipBlanks() {
        while (isBlank(nextChar()))
            ;
        return peekChar() != 0;
    }
    inline IO& operator>>(char& c) {
        c = nextChar();
        return *this;
    }
    inline IO& operator>>(char* buf) {
        if (skipBlanks()) {
            if (peekChar()) {
                *(buf++) = peekChar();
                while (!isBlank(nextChar()))
                    *(buf++) = peekChar();
            }
            *(buf++) = 0;
        }
        return *this;
    }
    inline IO& operator>>(string& s) {
        if (skipBlanks()) {
            s.clear();
            s += peekChar();
            while (!isBlank(nextChar()))
                s += peekChar();
        }
        return *this;
    }
    inline IO& operator>>(double& d) {
        if ((*this) >> tmp)
            sscanf(tmp, "%lf", &d);
        return *this;
    }
#define defineInFor(intType)                         \
    inline IO& operator>>(intType& n) {              \
        if (skipBlanks()) {                          \
            int sign = +1;                           \
            if (peekChar() == '-') {                 \
                sign = -1;                           \
                n = nextChar() - '0';                \
            } else                                   \
                n = peekChar() - '0';                \
            while (!isBlank(nextChar())) {           \
                n += n + (n << 3) + peekChar() - 48; \
            }                                        \
            n *= sign;                               \
        }                                            \
        return *this;                                \
    }
    defineInFor(int)
        defineInFor(unsigned int)
        //        defineInFor(long long)
        // fast output routines
        //#define putChar(c) putc_unlocked((c), stdout)
        inline void putChar(char c) { putc_unlocked(c, stdout); }
    inline IO& operator<<(char c) {
        putChar(c);
        return *this;
    }
    inline IO& operator<<(const char* s) {
        while (*s)
            putChar(*s++);
        return *this;
    }
    inline IO& operator<<(const string& s) {
        for (int i = 0; i < (int)s.size(); ++i)
            putChar(s[i]);
        return *this;
    }
    char* toString(double d) {
        sprintf(tmp, "%lf%c", d, '\0');
        return tmp;
    }
    inline IO& operator<<(double d) { return (*this) << toString(d); }
#define defineOutFor(intType)                   \
    inline char* toString(intType n) {          \
        char* p = (tmp + 30);                   \
        if (n) {                                \
            bool isNeg = 0;                     \
            if (n < 0)                          \
                isNeg = 1, n = -n;              \
            while (n)                           \
                *--p = (n % 10) + '0', n /= 10; \
            if (isNeg)                          \
                *--p = '-';                     \
        } else                                  \
            *--p = '0';                         \
        return p;                               \
    }                                           \
    inline IO& operator<<(intType n) { return (*this) << toString(n); }
    defineOutFor(signed)
        defineOutFor(long long)
            defineOutFor(uint)
                defineOutFor(size_t)
#define endl ('\n')
#define cout __io__
#define cin __io__
} __io__;
//https://gist.github.com/sananth12/dc6e9c1e02563b1c5004
//when int is not defined as long long, erase some comments
//Don't forget to erase cin.tie(nullptr); and ios::sync_with_stdio(false);
template <uint MD>
struct ModInt {
    using M = ModInt;
    const static M G;
    uint v;
    ModInt(ll _v = 0) { set_v(_v % MD + MD); }
    M& set_v(uint _v) {
        v = (_v < MD) ? _v : _v - MD;
        return *this;
    }
    explicit operator bool() const { return v != 0; }
    M operator-() const { return M() - *this; }
    M operator+(const M& r) const { return M().set_v(v + r.v); }
    M operator-(const M& r) const { return M().set_v(v + MD - r.v); }
    M operator*(const M& r) const { return M().set_v(ull(v) * r.v % MD); }
    M operator/(const M& r) const { return *this * r.inv(); }
    M& operator+=(const M& r) { return *this = *this + r; }
    M& operator-=(const M& r) { return *this = *this - r; }
    M& operator*=(const M& r) { return *this = *this * r; }
    M& operator/=(const M& r) { return *this = *this / r; }
    bool operator==(const M& r) const { return v == r.v; }
    M pow(ll n) const {
        M x = *this, r = 1;
        while (n) {
            if (n & 1)
                r *= x;
            x *= x;
            n >>= 1;
        }
        return r;
    }
    M inv() const { return pow(MD - 2); }
    /*
    M inv() const {
        long long b = MD, u = 1, v = 0;
        long long a = (*this).v;
        while (b) {
            long long t = a / b;
            a -= t * b;
            swap(a, b);
            u -= t * v;
            swap(u, v);
        }
        u %= MD;
        if (u < 0)
            u += MD;
        return M{u};
    }
    */
    friend ostream& operator<<(ostream& os, const M& r) { return os << r.v; }
    friend istream& operator>>(istream& is, M& r) { return is >> r.v; }
};
using Mint = ModInt<MOD>;
//LazySegmentTree(n, f, g, h, M1, OM0):= サイズ n の初期化。ここで f は2つの区間の要素をマージする二項演算, g は要素と作用素をマージする二項演算(第三引数は対応する区間の長さ), h は作用素同士をマージする二項演算, M1 はモノイドの単位元, OM0は作用素の単位元である。
//update(a, b, x) := 区間 [a,b) に作用素 x を適用する。
template <typename Monoid, typename OperatorMonoid = Monoid>
struct LazySegmentTree {
    using F = function<Monoid(Monoid, Monoid)>;
    using G = function<Monoid(Monoid, OperatorMonoid)>;
    using H = function<OperatorMonoid(OperatorMonoid, OperatorMonoid)>;

    int sz, height;
    vector<Monoid> data;
    vector<OperatorMonoid> lazy;
    const F f;
    const G g;
    const H h;
    const Monoid M1;
    const OperatorMonoid OM0;

    LazySegmentTree(int n, const F f, const G g, const H h,
        const Monoid& M1, const OperatorMonoid OM0)
        : f(f), g(g), h(h), M1(M1), OM0(OM0) {
        sz = 1;
        height = 0;
        while (sz < n)
            sz <<= 1, height++;
        data.assign(2 * sz, M1);
        lazy.assign(2 * sz, OM0);
    }

    void set(int k, const Monoid& x) {
        data[k + sz] = x;
    }

    void build() {
        for (int k = sz - 1; k > 0; k--) {
            data[k] = f(data[2 * k + 0], data[2 * k + 1]);
        }
    }

    inline void propagate(int k) {
        if (lazy[k] != OM0) {
            lazy[2 * k + 0] = h(lazy[2 * k + 0], lazy[k]);
            lazy[2 * k + 1] = h(lazy[2 * k + 1], lazy[k]);
            data[k] = reflect(k);
            lazy[k] = OM0;
        }
    }

    inline Monoid reflect(int k) {
        return lazy[k] == OM0 ? data[k] : g(data[k], lazy[k]);
    }

    inline void recalc(int k) {
        while (k >>= 1)
            data[k] = f(reflect(2 * k + 0), reflect(2 * k + 1));
    }

    inline void thrust(int k) {
        for (int i = height; i > 0; i--)
            propagate(k >> i);
    }

    void update(int a, int b, const OperatorMonoid& x) {
        thrust(a += sz);
        thrust(b += sz - 1);
        for (int l = a, r = b + 1; l < r; l >>= 1, r >>= 1) {
            if (l & 1)
                lazy[l] = h(lazy[l], x), ++l;
            if (r & 1)
                --r, lazy[r] = h(lazy[r], x);
        }
        recalc(a);
        recalc(b);
    }

    Monoid query(int a, int b) {
        thrust(a += sz);
        thrust(b += sz - 1);
        Monoid L = M1, R = M1;
        for (int l = a, r = b + 1; l < r; l >>= 1, r >>= 1) {
            if (l & 1)
                L = f(L, reflect(l++));
            if (r & 1)
                R = f(reflect(--r), R);
        }
        return f(L, R);
    }

    Monoid operator[](const int& k) {
        return query(k, k + 1);
    }

    template <typename C>
    int find_subtree(int a, const C& check, Monoid& M, bool type) {
        while (a < sz) {
            propagate(a);
            Monoid nxt = type ? f(reflect(2 * a + type), M) : f(M, reflect(2 * a + type));
            if (check(nxt))
                a = 2 * a + type;
            else
                M = nxt, a = 2 * a + 1 - type;
        }
        return a - sz;
    }

    template <typename C>
    int find_first(int a, const C& check) {
        Monoid L = M1;
        if (a <= 0) {
            if (check(f(L, reflect(1))))
                return find_subtree(1, check, L, false);
            return -1;
        }
        thrust(a + sz);
        int b = sz;
        for (a += sz, b += sz; a < b; a >>= 1, b >>= 1) {
            if (a & 1) {
                Monoid nxt = f(L, reflect(a));
                if (check(nxt))
                    return find_subtree(a, check, L, false);
                L = nxt;
                ++a;
            }
        }
        return -1;
    }


    template <typename C>
    int find_last(int b, const C& check) {
        Monoid R = M1;
        if (b >= sz) {
            if (check(f(reflect(1), R)))
                return find_subtree(1, check, R, true);
            return -1;
        }
        thrust(b + sz - 1);
        int a = sz;
        for (b += sz; a < b; a >>= 1, b >>= 1) {
            if (b & 1) {
                Monoid nxt = f(reflect(--b), R);
                if (check(nxt))
                    return find_subtree(b, check, R, true);
                R = nxt;
            }
        }
        return -1;
    }
};

int N, Q;

using pm = pair<Mint, Mint>;
using pa = pair<Mint, int>;

void solve() {
    LazySegmentTree<pa, pm> seg(N,
        [](pa a, pa b) { return pa{a.first + b.first, a.second + b.second}; },
        [](pa a, pm p) { return pa{a.first * p.first + p.second * a.second, a.second}; },
        [](pm a, pm b) { return make_pair(a.first * b.first, a.second * b.first + b.second); },
        pa{0, 0},
        pm{1, 0});
    for (int i = 0; i < N; i++) {
        int a;
        cin >> a;
        seg.set(i, pa{a, 1});
    }
    seg.build();
    while (Q--) {
        int n;
        cin >> n;
        if (n == 0) {
            int l, r, b, c;
            cin >> l >> r >> b >> c;
            seg.update(l, r, pm{b, c});
        } else {
            int l, r;
            cin >> l >> r;
            cout << seg.query(l, r).first.v << endl;
        }
    }
}

signed main() {

    cin >> N >> Q;

    solve();
    return 0;
}


Measured memory_bytes: 27764