#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include #include using namespace std; using namespace atcoder; #define rep(i,m,n,k) for (int i = (int)(m); i < (int)(n); i += (int)(k)) #define rrep(i,m,n,k) for (int i = (int)(m); i > (int)(n); i += (int)(k)) #define ll long long #define list(T,A,N) vector A(N);for(int i=0;i<(int)(N);i++){cin >> A[i];} using mint = modint998244353; int main(){ mint X; X = (mint(19)/mint(47)+mint(28)/mint(43))/mint(27)*mint(2021); cout << X.val() << endl; return 0; }