#include <cstdlib> #include <cctype> #include <cstring> #include <cstdio> #include <cmath> #include <algorithm> #include <vector> #include <string> #include <iostream> #include <sstream> #include <map> #include <set> #include <queue> #include <stack> #include <fstream> #include <numeric> #include <iomanip> #include <bitset> #include <list> #include <stdexcept> #include <functional> #include <utility> #include <ctime> #include <cassert> using namespace std; typedef long long LL; typedef unsigned long long ULL; #define MEM(a,b) memset((a),(b),sizeof(a)) const LL INF = 1e9 + 7; const int N = 1e2 + 10; vector<string> vs = { "spring","summer","fall","winter" }; int main() { //freopen("input.txt", "r", stdin); //freopen("output.txt", "w", stdout); int n; cin >> n; n -= 3; if (n < 0) n += 12; cout << vs[n / 3] << endl; return 0; }