#include <iostream> #include <vector> #include <cmath> #include <map> #include <set> #include <iomanip> #include <queue> #include <algorithm> #include <numeric> #include <deque> #include <complex> #include <cassert> using namespace std; using ll = long long; int main(){ int X; cin >> X; X /= 3; if (X == 1) cout << "spring" << endl; else if (X == 2) cout << "summer" << endl; else if (X == 3) cout << "fall" << endl; else cout << "winter" << endl; return 0; }