题解 | #四季#

#include <stdio.h>
int main()
{
    int n = 0;
    scanf("%d",&n);
    int year = n/100;
    int month = n%100;
    if(month>=3&&month<=5) printf("spring\n");
    else if(month>=9&&month<=11) printf("autumn\n");
    else if(month>=6&&month<=8) printf("summer\n");
    else printf("winter\n");
    return 0;
}