#include <stdio.h>

int main() {
    int a;
    scanf("%d",&a);
    int b = a%100;
    switch(b){
        case 3:
        case 4:
        case 5:
        printf("spring");
        break;
        case 6:
        case 7:
        case 8:
        printf("summer");
        break;
        case 9:
        case 10:
        case 11:
        printf("autumn");
        break;
        case 12:
        case 1:
        case 2:
        printf("winter");
        break;
    }

    return 0;
}