#define _CRT_SECURE_NO_WARNINGS #include "bits/stdc++.h" //#include "util.h" using namespace std; //呪文 #define DUMPOUT cout #define dump(...) DUMPOUT<<" ";DUMPOUT<<#__VA_ARGS__<<" :["<<__LINE__<<":"<<__FUNCTION__<<"]"< pii; typedef pair pll; template using Mat = vector>; template ostream& operator << (ostream& ostr, const pair<_KTy, _Ty>& m) { cout << "{" << m.first << ", " << m.second << "}"; return ostr; } template ostream& operator << (ostream& ostr, const map<_KTy, _Ty>& m) { if (m.empty()) { cout << "{ }"; return ostr; } cout << "{" << *m.begin(); for (auto itr = ++m.begin(); itr != m.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; } template ostream& operator << (ostream& ostr, const vector<_Ty>& v) { if (v.empty()) { cout << "{ }"; return ostr; } cout << "{" << v.front(); for (auto itr = ++v.begin(); itr != v.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; } template ostream& operator << (ostream& ostr, const set<_Ty>& s) { if (s.empty()) { cout << "{ }"; return ostr; } cout << "{" << *(s.begin()); for (auto itr = ++s.begin(); itr != s.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; } template ostream& operator << (ostream& ostr, const stack<_Ty>& s) { if (s.empty()) { cout << "{ }"; return ostr; } stack<_Ty> t(s); cout << "{" << t.top(); t.pop(); while (!t.empty()) { cout << ", " << t.top(); t.pop(); } cout << "}"; return ostr; } template istream& operator >> (istream& istr, pair<_KTy, _Ty>& m) { cin >> m.first >> m.second; return istr; } template istream& operator >> (istream& istr, vector<_Ty>& v) { for (size_t i = 0; i < v.size(); i++) cin >> v[i]; return istr; } ll modpow(ll n, ll p, ll m) { ll result = 1; while (p > 0) { if (p & 1) result = (result * n) % m; p >>= 1; n = (n * n) % m; } return result; } template _Ty ipow(_Ty x, _Ty n) { _Ty ret = _Ty(1); for (_Ty i = _Ty(0); i < n; i++) ret *= x; return ret; } template inline void Fill(A(&array)[N], const T &val) { std::fill((T*)array, (T*)(array + N), val); } void dump_func() { DUMPOUT << endl; } template void dump_func(Head&& head, Tail&&... tail) { DUMPOUT << head; if (sizeof...(Tail) == 0) { DUMPOUT << " "; } else { DUMPOUT << ", "; } dump_func(std::move(tail)...); } #define PI 3.14159265358979323846 #define EPS 1e-8 #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) #define all(x) (x).begin(), (x).end() #define fake false const ll MOD = 1000000009; ll dp[210][2][2000]; // digit, less, sum vector dsM, dsD; vector count(string A) { Fill(dp, 0); int n = A.size(); dp[0][0][0] = 1; REP(i, n) REP(j, 2) REP(k, 1900) { int lim = j ? 9 : A[i] - '0'; REP(d, lim + 1) { (dp[i + 1][j || d < lim][k + d] += dp[i][j][k]) %= MOD; } } vector res; REP(k, 1900) { res.push_back(dp[n][0][k] + dp[n][1][k]); } return res; } int main() { //clock_t start, end; //start = clock(); string M, D; cin >> M >> D; vector dsM, dsD; dsM = count(M); dsD = count(D); ll ans = 0; for (ll k = 1; k < 1900; k++) { (ans += dsM[k] * dsD[k] % MOD) %= MOD; } cout << ans << endl; //end = clock(); //printf("%d msec.\n", end - start); return 0; }