#define _CRT_SECURE_NO_WARNINGS #include<iostream> #include<sstream> #include<cstdio> #include<cstdlib> #include<cstring> #include<climits> #include<cmath> #include<string> #include<vector> #include<set> #include<map> #include<queue> #include<numeric> #include<functional> #include<algorithm> #include<bitset> #include<tuple> #include<unordered_set> #include<unordered_map> #include<random> #include<array> #include<cassert> using namespace std; #define INF ((1<<30)-1) #define rep(i,n) for(int i=0;i<(int)(n);i++) #define all(v) v.begin(),v.end() #define MOD 1000000007 int dp[100001][9]; int main() { ios::sync_with_stdio(0); cin.tie(0); string t; int d; cin >> t >> d; int s = 0; int q = 0; for (char c : t) { if (c == '?') { q++; } else { s += c - '0'; } } if (d == 0) { cout << (s == 0) << endl; return 0; } dp[0][s % 9] = 1; rep(i, q) { rep(j,9) { rep(k, 10) { (dp[i + 1][(j + k)%9] += dp[i][j]) %= MOD; } } } cout << dp[q][d % 9] - (s == 0 && d == 9) << endl; return 0; }