#include #include using namespace std; using ll = long long; #define rep(i, s, t) for (ll i = s; i < (ll)(t); i++) #define all(x) begin(x), end(x) template bool chmin(T& x, T y) { return x > y ? (x = y, true) : false; } template bool chmax(T& x, T y) { return x < y ? (x = y, true) : false; } struct io_setup { io_setup() { ios::sync_with_stdio(false); cin.tie(nullptr); cout << fixed << setprecision(15); } } io_setup; using mint = atcoder::modint998244353; void solve() { string s; cin >> s; int n = s.size(); vector dp(2, 0), ans(2, 0); dp[1] = 1; rep(i, 0, n) { int k = s[i] - '0'; ans[0] = ans[0] * 10 + ans[1] * k; if (k > 8) { ans[0] += dp[0] + dp[1]; dp[0] = dp[0] * 9 + dp[1] * (k - 1); } else if (k == 8) { ans[0] += dp[0]; ans[1] += dp[1]; dp[0] = dp[0] * 9 + dp[1] * k; dp[1] = 0; } else { ans[0] += dp[0]; dp[0] = dp[0] * 9 + dp[1] * k; } } cout << (ans[0] + ans[1]).val() << "\n"; } int main() { int t = 1; // cin >> t; while (t--) solve(); }