#include using namespace std; typedef long long ll; typedef unsigned long long ul; typedef unsigned int ui; typedef pairP; typedef pair LP; typedef long double ld; typedef pair LDP; typedef vector > mat; typedef vector vec; #define rep(i,n) for(int i=0;i=0;i--) #define Rep(i,sta,n) for(int i=sta;i=1;i--) #define Rep1(i,sta,n) for(int i=sta;i<=n;i++) #define all(v) (v).begin(),(v).end() const ll mod = 1000000007; const ll INF = mod * mod; const ld eps = 1e-12; const ld pi = acos(-1.0); //int qp(int a,ll b){int ans=1;do{if(b&1)ans=1ll*ans*a%mo;a=1ll*a*a%mo;}while(b>>=1);return ans;} ll qp(ll a,ll b,int mo){int ans=1;do{if(b&1)ans=1ll*ans*a%mo;a=1ll*a*a%mo;}while(b>>=1);return ans;} ll gcd(ll a,ll b){return b?gcd(b,a%b):a;} // 最大公約数 ll lcm (ll a, ll b){return a/gcd(a,b)*b;} // 最小公倍数 int dx[4] = { 0,1,0,-1 }; int dy[4] = { 1,0,-1,0 }; template istream &operator>>(istream &is, vector &vec){ for (auto &v : vec) is >> v; return is; } template ostream &operator<<(ostream &os, const vector &vec){ os << "["; for (auto v : vec) os << v << ","; os << "]"; return os; } template ostream &operator<<(ostream &os, const deque &vec){ os << "deq["; for (auto v : vec) os << v << ","; os << "]"; return os; } template ostream &operator<<(ostream &os, const set &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const unordered_set &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const multiset &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const unordered_multiset &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const pair &pa){ os << "(" << pa.first << "," << pa.second << ")"; return os; } template ostream &operator<<(ostream &os, const map &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } template ostream &operator<<(ostream &os, const unordered_map &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } template void ndarray(vector &vec, int len) { vec.resize(len); } template void ndarray(vector &vec, int len, Args... args) { vec.resize(len); for (auto &v : vec) ndarray(v, args...); } template bool chmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; } template bool chmin(T &m, const T q) { if (q < m) {m = q; return true;} else return false; } template pair operator+(const pair &l, const pair &r) { return make_pair(l.first + r.first, l.second + r.second); } template pair operator-(const pair &l, const pair &r) { return make_pair(l.first - r.first, l.second - r.second); } template pair operator<(const pair l, const pair r) { return (l.first < r.first); } template pair operator>(const pair l, const pair r) { return (l.first > r.first); } void solve() { ll N; cin >> N; ll res = 0; rep(t,100){ rep(g,t+1){ rep(p,100){ ll score = t*5+g*2+p*3; if(score==N)res++; } } } cout << res << endl; } signed main() { ios::sync_with_stdio(false); cin.tie(0); std::cout << fixed << setprecision(10); solve(); return 0; }