#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace std; long long mod = 998244353; int main() { string s; cin >> s; long long n = s.size(); long long ans = 0, ans1 = 1; for (long long i = 0; i < n; i++) { ans *= 11; ans += ans1 * (s[i] - '0'); ans %= mod; ans1 *= 2; ans1 %= mod; } cout << ans << endl; }