#define _USE_MATH_DEFINES #include using namespace std; #define FOR(i,m,n) for(int i=(m);i<(n);++i) #define REP(i,n) FOR(i,0,n) #define ALL(v) (v).begin(),(v).end() using ll = long long; constexpr int INF = 0x3f3f3f3f; constexpr long long LINF = 0x3f3f3f3f3f3f3f3fLL; constexpr double EPS = 1e-8; constexpr int MOD = 1000000007; // constexpr int MOD = 998244353; constexpr int dy[] = {1, 0, -1, 0}, dx[] = {0, -1, 0, 1}; constexpr int dy8[] = {1, 1, 0, -1, -1, -1, 0, 1}, dx8[] = {0, -1, -1, -1, 0, 1, 1, 1}; template inline bool chmax(T &a, U b) { return a < b ? (a = b, true) : false; } template inline bool chmin(T &a, U b) { return a > b ? (a = b, true) : false; } struct IOSetup { IOSetup() { std::cin.tie(nullptr); std::ios_base::sync_with_stdio(false); std::cout << fixed << setprecision(20); } } iosetup; long long mod_pow(long long base, long long exponent, int mod) { base %= mod; long long res = 1; while (exponent > 0) { if (exponent & 1) (res *= base) %= mod; (base *= base) %= mod; exponent >>= 1; } return res; } int main() { int n, k; cin >> n >> k; vector c; FOR(i, 1, 10) { int ci; cin >> ci; while (ci--) c.emplace_back(i); } if (n == 1) { cout << (c.front() % k == 0) << '\n'; return 0; } const int m = n / 2; set st; map> middle; auto init = [&](string s) -> void { map &mp = middle[s]; if (!mp.empty()) return; do { ll x = 0; for (char c : s) x = (x * 10 + (c - '0')) % k; ++mp[x]; } while (next_permutation(ALL(s))); }; ll ans = 0; int comb = (1 << m) - 1; while (comb < (1 << n)) { string s = "", t = ""; REP(i, n) (comb >> i & 1 ? s : t) += '0' + c[i]; if (st.emplace(s).second) { init(s); init(t); for (auto [i, pat] : middle[s]) { int j = -i * mod_pow(10, n - m, k) % k; if (j < 0) j += k; if (middle[t].count(j) == 1) ans += 1LL * pat * middle[t][j]; } } int x = comb & -comb, y = comb + x; comb = (((comb & ~y) / x) >> 1) | y; } cout << ans << '\n'; return 0; }