#include #include #include using namespace std; const int MOD1 = 1e9 + 9; const int MOD2 = 1e9 + 7; int pow_mod(int a, int b, int mod) { int res = 1; while (b > 0) { if (b % 2 == 1) { res = (long long)res * a % mod; } a = (long long)a * a % mod; b /= 2; } return res; } int str_mod(const string &s, int mod) { int res = 0; for (char c : s) { res = ((long long)res * 10 + (c - '0')) % mod; } return res; } int main() { string n_str; cin >> n_str; int m = n_str.size(); int sum_less_mod1 = 0, sum_less_mod2 = 0; for (int k = 1; k < m; ++k) { int e = (k - 1) / 2; int term1 = (9LL * pow_mod(10, e, MOD1)) % MOD1; sum_less_mod1 = (sum_less_mod1 + term1) % MOD1; int term2 = (9LL * pow_mod(10, e, MOD2)) % MOD2; sum_less_mod2 = (sum_less_mod2 + term2) % MOD2; } int s = (m + 1) / 2; string pre_str = n_str.substr(0, s); string pal_str; if (m % 2 == 0) { pal_str = pre_str + string(pre_str.rbegin(), pre_str.rend()); } else { pal_str = pre_str + string(pre_str.rbegin() + 1, pre_str.rend()); } bool compare = pal_str > n_str; int pre_mod1 = str_mod(pre_str, MOD1); int pre_mod2 = str_mod(pre_str, MOD2); int start_mod1 = pow_mod(10, s - 1, MOD1); int start_mod2 = pow_mod(10, s - 1, MOD2); int delta_mod1 = (pre_mod1 - start_mod1 + MOD1) % MOD1; int delta_mod2 = (pre_mod2 - start_mod2 + MOD2) % MOD2; int count_m_mod1 = compare ? delta_mod1 : (delta_mod1 + 1) % MOD1; int count_m_mod2 = compare ? delta_mod2 : (delta_mod2 + 1) % MOD2; int total_mod1 = (sum_less_mod1 + count_m_mod1) % MOD1; int total_mod2 = (sum_less_mod2 + count_m_mod2) % MOD2; cout << total_mod1 << endl << total_mod2 << endl; return 0; }