题解 | 四季

#include<bits/stdc++.h> 
using namespace std;
int main(){
    int a,k;
    cin>>a>>k;
    k=a%100;
    if(k>=3 && k<=5) cout<<"spring"<<endl;
    else if(k>=6 && k<=8) cout<<"summer"<<endl;
    else if(k>=9 && k<=11) cout<<"autumn"<<endl;
    else cout<<"winter";
    return 0;
}