#include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; using ll = long long; using mint = modint998244353; int main(){ ios::sync_with_stdio(false); cin.tie(0); int n, q; cin >> n >> q; vector<mint> a(n); for(int i = 0; i < n; i++){ int v; cin >> v; a[i] = mint::raw(v); } vector<mint> div(n + 1); for(int i = 1; i <= n; i++) div[i] = mint(i).inv(); auto f = [&](int k, int x){ vector<mint> coef(n); coef[0] = 1; for(int i = 0; i + 1 < n; i++){ coef[i + 1] = coef[i] * mint::raw(k) * (x + i) * div[i + 1]; } a = convolution(a, coef); while(a.size() > n) a.pop_back(); }; while(q--){ int cmd; cin >> cmd; if(cmd == 1){ int k, x; cin >> k >> x; f(k, x); }else{ int x; cin >> x; cout << a[x - 1].val() << '\n'; } } }