#include <iostream>
#include <vector>

using namespace std;

int main(){
  // input
  int X;
  cin >> X;
  string ans;
  switch (X)
  {
  case 1:
    ans = "winter";
    break;
  case 2:
    ans = "winter";
    break;
  case 3:
    ans = "spring";
    break;
  
  case 4:
    ans = "spring";
    break;
  case 5:
    ans = "spring";
    break;
  case 6:
    ans = "summer";
    break;
  case 7:
    ans = "summer";
    break;
  case 8:
    ans = "summer";
    break;
  case 9:
    ans = "fall";
    break;
  case 10:
    ans = "fall";
    break;
  case 11:
    ans = "fall";
    break;
  case 12:
    ans = "winter";
    break;
  default:
    break;
  }

  cout << ans << endl;
  // output 
}