题解 | 四季

#include <iostream>
using namespace std;

int main() {
    int Y;
    cin>>Y;
    Y=Y%100;
    if(Y/10!=1)
    {
        Y=Y%10;
        if(Y==1||Y==2)
        cout<<"winter";
        if(3<=Y&&Y<=5)
        cout<<"spring";
        if(6<=Y&&Y<=8)
        cout<<"summer";
        if(Y==9)
        cout<<"autumn";
    }
    else
    {
        Y=Y%10;
        if(Y==0||Y==1)
        cout<<"autumn";
        if(Y==2)
        cout<<"winter";
    }
    return 0;
}
// 64 位输出请用 printf("%lld")