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#include <iostream>
using namespace std;

int main() {
    int year = 0;
    int month = 0;
    string season = "None";

    scanf("%4d%2d", &year, &month);

    if ((month >= 3) && (month <= 5)) {
        season = "spring";
    } else    if ((month >= 6) && (month <= 8)) {
        season = "summer";
    } else    if ((month >= 9) && (month <= 11)) {
        season = "autumn";
    } else {
        season = "winter";
    }

    cout << season;

    return 0;
}