#include using namespace std; const int DIGIT = 100005; const int MOD_10_9 = 1000000000; const int MOD_10_9_7 = 1000000007; int nDigit; int digit[DIGIT]; void read() { string s; cin >> s; nDigit = s.size(); for (int i = 0; i < nDigit; ++i) { digit[i] = s[i] - '0'; } } int mypow(int p, int n, int mod) { if (n == 0) return 1; int t = mypow(p, n / 2, mod); return n & 1 ? 1LL * t * t % mod * p % mod : 1LL * t * t % mod; } void work() { int remainDigit = nDigit; int sum_10_9 = 0; int sum_10_9_7 = 0; for (int idx = 0; remainDigit > 0; remainDigit -= 2, ++idx) { if (idx == 0) { sum_10_9 = (sum_10_9 + 1LL * (digit[idx] - 1) * mypow(10, (remainDigit - 1) / 2, MOD_10_9 )) % MOD_10_9 ; sum_10_9_7 = (sum_10_9_7 + 1LL * (digit[idx] - 1) * mypow(10, (remainDigit - 1) / 2, MOD_10_9_7)) % MOD_10_9_7; } else { sum_10_9 = (sum_10_9 + 1LL * (digit[idx] ) * mypow(10, (remainDigit - 1) / 2, MOD_10_9 )) % MOD_10_9 ; sum_10_9_7 = (sum_10_9_7 + 1LL * (digit[idx] ) * mypow(10, (remainDigit - 1) / 2, MOD_10_9_7)) % MOD_10_9_7; } } for (int curNDigit = 1; curNDigit < nDigit; ++curNDigit) { sum_10_9 = (sum_10_9 + 1LL * 9 * mypow(10, (curNDigit - 1) / 2, MOD_10_9 )) % MOD_10_9 ; sum_10_9_7 = (sum_10_9_7 + 1LL * 9 * mypow(10, (curNDigit - 1) / 2, MOD_10_9_7)) % MOD_10_9_7; } bool lastPalindrome = true; for (int i = 0; i < nDigit / 2; ++i) { if (digit[i] > digit[nDigit - 1 - i]) { lastPalindrome = false; break; } } cout << (sum_10_9 + lastPalindrome) % MOD_10_9 << endl; cout << (sum_10_9_7 + lastPalindrome) % MOD_10_9_7 << endl; } int main() { read(); work(); return 0; }