#include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define REP(i,s,n) for(int i=(int)(s);i<(int)(n);i++) using namespace std; typedef long long int ll; typedef vector VI; typedef vector VL; typedef pair PI; const ll mod = 1e9 + 7; const int N = 2437; ll fact[N]; void init(void) { fact[0] = 1; REP(i, 1, N) { fact[i] = fact[i - 1] * i % mod; } } vector get_lcp(const vector > &pool) { int n = pool.size(); vector lcp(n, VI(n)); VI neighbor(n - 1); REP(i, 0, n - 1) { const string& u = pool[i].first; const string& v = pool[i + 1].first; int idx = 0; while (true) { if ((int) u.length() <= idx || (int) v.length() <= idx) { break; } if (u[idx] == v[idx]) { idx += 1; } else { break; } } neighbor[i] = idx; } REP(i, 0, n - 1) { int cur = 1e8; REP(j, i + 1, n) { cur = min(cur, neighbor[j - 1]); lcp[pool[i].second][pool[j].second] = cur; lcp[pool[j].second][pool[i].second] = cur; } } return lcp; } int main(void) { init(); int n; cin >> n; vector s(n); vector > pool(n); REP(i, 0, n) { cin >> s[i]; s[i] += '$'; pool[i] = make_pair(s[i], i); } sort(pool.begin(), pool.end()); vector lcp = get_lcp(pool); assert (n <= 20); vector dp(1 << n); dp[0] = 0; REP(bits, 1, 1 << n) { int k = __builtin_popcount(bits) - 1; ll fac = fact[k]; ll tot = 0; vector remaining; REP(i, 0, n) { if ((bits & 1 << i) == 0) { remaining.push_back(i); } } REP(i, 0, n) { if ((bits & 1 << i) == 0) { continue; } int idx = 1; REP(j, 0, remaining.size()) { int jidx = remaining[j]; idx = max(idx, lcp[jidx][i] + 1); } // cerr << "tt" << bits << " " << i << " " << idx << endl; tot += dp[bits ^ 1 << i] + idx * fac % mod; } dp[bits] = tot % mod; } VL tbl(n + 1, 0); REP(bits, 0, 1 << n) { tbl[__builtin_popcount(bits)] += dp[bits]; } REP(i, 1, n + 1) { cout << tbl[i] % mod << endl; } }