#include <stdio.h>

int main() {
    int input;
    scanf("%d",&input);
    int month = input %100;
    if(month>=3 && month <= 5){
        printf("spring");
    }
    if(month>=6 && month <= 8){
        printf("summer");
    }
    if(month>=9 && month <= 11){
        printf("autumn");
    }
    if(month==12 || month <= 2){
        printf("winter");
    }
    return 0;
}