import java.util.Scanner; public class Main { public static void log(Object obj) { System.out.println(obj.toString()); } public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); log(switch(n) { case 12,1,2 -> "winter"; case 3,4,5 -> "spring"; case 6,7,8 -> "summer"; case 9,10,11 -> "fall"; default -> "none"; }); } }