#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);
    }

    auto E = convolution(vector<mint>(n, 1), vector<mint>(n, 1));

    vector<mint> tmp(n);
    auto f = [&](int k, int x){
        tmp[0] = 1;
        for(int i = 0; i + 1 < n; i++) tmp[i + 1] = tmp[i] * mint::raw(k);
        while(x){
            if(x & 1){
                a = convolution(a, tmp);
                while(a.size() > n) a.pop_back();
            }
            x /= 2;
            if(x){
                for(int i = 0; i < n; i++){
                    tmp[i] *= E[i];
                }
            }
        }
    };

    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';
        }
    }
}