#include #define rep(i,a,b) for(int i=a;i=b;i--) #define fore(i,a) for(auto &i:a) #pragma GCC optimize ("-O3") using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); } //--------------------------------------------------------------------------------------------------- template struct ModInt { static const int Mod = MOD; unsigned x; ModInt() : x(0) { } ModInt(signed sig) { x = sig < 0 ? sig % MOD + MOD : sig % MOD; } ModInt(signed long long sig) { x = sig < 0 ? sig % MOD + MOD : sig % MOD; } int get() const { return (int)x; } ModInt &operator+=(ModInt that) { if ((x += that.x) >= MOD) x -= MOD; return *this; } ModInt &operator-=(ModInt that) { if ((x += MOD - that.x) >= MOD) x -= MOD; return *this; } ModInt &operator*=(ModInt that) { x = (unsigned long long)x * that.x % MOD; return *this; } ModInt &operator/=(ModInt that) { return *this *= that.inverse(); } ModInt operator+(ModInt that) const { return ModInt(*this) += that; } ModInt operator-(ModInt that) const { return ModInt(*this) -= that; } ModInt operator*(ModInt that) const { return ModInt(*this) *= that; } ModInt operator/(ModInt that) const { return ModInt(*this) /= that; } ModInt inverse() const { long long a = x, b = MOD, u = 1, v = 0; while (b) { long long t = a / b; a -= t * b; std::swap(a, b); u -= t * v; std::swap(u, v); } return ModInt(u); } bool operator==(ModInt that) const { return x == that.x; } bool operator!=(ModInt that) const { return x != that.x; } ModInt operator-() const { ModInt t; t.x = x == 0 ? 0 : Mod - x; return t; } }; template ostream& operator<<(ostream& st, const ModInt a) { st << a.get(); return st; }; template ModInt operator^(ModInt a, unsigned long long k) { ModInt r = 1; while (k) { if (k & 1) r *= a; a *= a; k >>= 1; } return r; } typedef ModInt<1000000007> mint; template struct Comb { vector fac, ifac; Comb() {fac.resize(FAC_MAX, 1); ifac.resize(FAC_MAX, 1);rep(i, 1, FAC_MAX) fac[i] = fac[i - 1] * i; rep(i, 1, FAC_MAX) ifac[i] = T(1) / fac[i];} T aPb(int a, int b) { if (b < 0 || a < b) return T(0); return fac[a] * ifac[a - b]; } T aCb(int a, int b) { if (b < 0 || a < b) return T(0); return fac[a] * ifac[a - b] * ifac[b]; } T nHk(int n, int k) { if (n == 0 && k == 0) return T(1); if (n <= 0 || k < 0) return 0; return aCb(n + k - 1, k); } }; #ifdef _MSC_VER inline unsigned int __builtin_clz(unsigned int x){unsigned long r;_BitScanReverse(&r,x);return 31-r;} inline int __lg(int __n) { return sizeof(int) * 8 - 1 - __builtin_clz(__n); } #endif template struct RMQ { // [l,r) vector V; vector > M, X; int N; RMQ() {} RMQ(vector &v) { init(v); } void init(vector &v) { V = v; N = V.size(); int ln = __lg(N) + 1; M.resize(ln); X.resize(ln); rep(i,0,ln){M[i].resize(N);X[i].resize(N);}rep(j,0,N) M[0][j] = X[0][j] = j; rep(i,0,ln-1){for(int j=0;j+(1< v; RMQ st; vector dic; void add(string s) { v.push_back(s); } void build() { vector> p;rep(i,0,v.size())p.push_back({v[i],i});sort(p.begin(), p.end()); vector vv; rep(i, 0, p.size() - 1) { string a = p[i].first, b = p[i + 1].first; int cnt = 0; rep(i, 0, min(a.length(), b.length())) {if (a[i]==b[i])cnt=i + 1;else break;} vv.push_back(cnt);}st.init(vv);dic.resize(v.size());rep(i,0,p.size()) dic[p[i].second] = i;} int lcp(int i, int j) {int a = dic[i], b = dic[j];if (a>b)swap(a, b);return st.getmin(a, b);}}; /*---------------------------------------------------------------------------------------------------             ∧_∧       ∧_∧  (´<_` )  Welcome to My Coding Space!      ( ´_ゝ`) /  ⌒i     /   \    | |     /   / ̄ ̄ ̄ ̄/  |   __(__ニつ/  _/ .| .|____      \/____/ (u ⊃ ---------------------------------------------------------------------------------------------------*/ Comb com; int N; string S[20]; mint dp[1 << 20]; //--------------------------------------------------------------------------------------------------- mint ans[20]; void _main() { ManyLCP lcp; cin >> N; rep(i, 0, N) cin >> S[i]; rep(i, 0, N) lcp.add(S[i]); lcp.build(); rep(mask, 0, 1 << N) { int cn = 0; rep(i, 0, N) if ((mask >> i) & 1) cn++; ans[cn] += dp[mask]; vector ok(N, 0); int cnt = 0; rep(i, 0, N) if (~(mask >> i) & 1) ok[i] = 1, cnt++; rep(i, 0, N) if (ok[i]) { int c = 1; rep(j, 0, N) if (ok[j] && i != j) c = max(c, lcp.lcp(i, j) + 1); dp[mask | (1 << i)] += dp[mask] + com.aPb(cn, cn) * c; } } //rep(mask, 0, 1 << N) printf("dp[%d] = %d\n", mask, dp[mask]); rep(i, 1, N + 1) cout << ans[i] << endl; }