#include <stdio.h>
int main() {
int date;
scanf("%d", &date);
int month = date % 100;
// 用数组存储月份对应的季节索引
int seasonMap[13] = {0,3, 3, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3};
const char* seasons[4] = {"spring", "summer", "autumn", "winter"};
printf("%s\n", seasons[seasonMap[month]]);
return 0;
}

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