题解 | 四季

#include <iostream>
using namespace std;

int main() {
    int n;
    cin>>n;
    n%=100;
    if (3<=n&&n<=5) {
    cout <<"spring";
    }else if (6<=n&&n<=8) {
    cout <<"summer";
    }else if (9<=n&&n<=11) {
    cout <<"autumn";
    }else {
    cout <<"winter";
    }
}
// 64 位输出请用 printf("%lld")