#include <stdio.h>

int main() {
    int n;
    scanf("%d",&n);
    n%=100;
    switch(n){
        case 3:
        case 4:
        case 5:
        printf("spring\n");
        break;
        case 6:
        case 7:
        case 8:
        printf("summer\n");
        break;
        case 9:
        case 10:
        case 11:
        printf("autumn");
        break;
        case 12:
        case 1:
        case 2:
        printf("winter\n");
        break;
    
    }
    return 0;
}