#include using namespace std; #define rep(i, n) for(int i = 0; i < n; i++) #define rep2(i, x, n) for(int i = x; i <= n; i++) #define rep3(i, x, n) for(int i = x; i >= n; i--) #define each(e, v) for(auto &e: v) #define pb push_back #define eb emplace_back #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define sz(x) (int)x.size() using ll = long long; using pii = pair; using pil = pair; using pli = pair; using pll = pair; const int MOD = 1000000007; //const int MOD = 998244353; const int inf = (1<<30)-1; const ll INF = (1LL<<60)-1; template bool chmax(T &x, const T &y) {return (x < y)? (x = y, true) : false;}; template bool chmin(T &x, const T &y) {return (x > y)? (x = y, true) : false;}; struct io_setup{ io_setup(){ ios_base::sync_with_stdio(false); cin.tie(NULL); cout << fixed << setprecision(15); } } io_setup; int main(){ int N, K; cin >> N >> K; vector c(10, 0); rep2(i, 1, 9) cin >> c[i]; vector pw(8, 1); rep(i, 7) pw[i+1] = pw[i]*10; if(N == 1){ rep(j, 10){ if(c[j] == 1){ cout << (j%K == 0? 1 : 0) << '\n'; return 0; } } } int n = N/2, m = N-n; vector d(10, 0); vector u(n), v(m); ll ans = 0; vector cnt(pw[m], 0); for(int i = pw[n-1]; i < pw[n]; i++){ fill(all(d), 0); int memo = i; bool flag = false; rep(j, n){ int k = memo%10; if(d[k]++ == c[k]) flag = true; u[j] = k; memo /= 10; } rep(j, n-1){ if(u[j] > u[j+1]) flag = true; } if(flag) continue; int ptr = 0; rep(j, 10){ rep(k, c[j]-d[j]){ v[ptr++] = j; } } vector tmp; do{ int r = 0; each(e, v){ r *= 10, r += e; } r %= K; cnt[r]++; tmp.eb(r); } while(next_permutation(all(v))); do{ ll r = 0; each(e, u){ r *= 10, r += e; } r *= pw[m], r %= K; int R = (K-r)%K; if(R < pw[m]) ans += cnt[R]; } while(next_permutation(all(u))); each(e, tmp) cnt[e]--; } cout << ans << '\n'; }