#include "bits/stdc++.h" #ifdef WINT_MIN #define __MAI #endif using namespace std; typedef unsigned int uint; typedef long long int ll; typedef unsigned long long int ull; #define debugv(v) printf("L%d %s => ",__LINE__,#v);for(auto e:v){cout< ",__LINE__,#m);for(int x=0;x<(w);x++){cout<<(m)[x]<<" ";}cout<>= 1, k++)s = (s << 1) | (u & 1); for (; 0>= 1)cout << (s & 1); } }template ostream& operator <<(ostream &o, const pair p) { o << "(" << p.first << ":" << p.second << ")"; return o; } #define TIME chrono::system_clock::now() #define MILLISEC(t) (chrono::duration_cast(t).count()) namespace { std::chrono::system_clock::time_point t; void tic() { t = TIME; } void toc() { fprintf(stderr, "TIME : %lldms\n", MILLISEC(TIME - t)); } std::chrono::system_clock::time_point tle = TIME; #ifdef __MAI void safe_tle(int msec) { assert(MILLISEC(TIME - tle) < msec); } #else #define safe_tle(k) ; #endif } #ifndef __MAI namespace { class MaiScanner { public: template void input_integer(T& var) { var = 0; T sign = 1; int cc = getchar_unlocked(); for (; cc<'0' || '9'>(int& var) { input_integer(var); return *this; } MaiScanner& operator>>(long long& var) { input_integer(var); return *this; } }; } MaiScanner scanner; #else #define scanner cin #endif ll m, n; int main() { ll i, j, k; ll x, y, a, b; scanner >> n; n = n%E107; if (n < 10000) { x = 1; for (i = 2; i <= n; ++i) { x = x*i%E107; } cout << x << endl; } else { ll calc[4]; queue q; for (i = 0; i < 4; ++i) { q.emplace([&](ll u,ll l,ll r) { calc[u] = 1; for (ll t = l; t < r; ++t) { calc[u] = t * calc[u] % E107; } }, i, n*i / 4 + 1, n*(i + 1) / 4 + 1); } x = 1; i = 0; while (!q.empty()) { q.front().join(); q.pop(); x = calc[i] * x%E107; ++i; } cout << x << endl; } return 0; }