题解 | 四季

#include <iostream>
#include <string>
using namespace std;

int main() {
    string a;
    cin >> a;
    string monthstr = a.substr(4,2);
    int b = stoi(monthstr);
    string season;
    if(b >= 3 && b <= 5){
        season = "spring";
    }else if(b >= 6 && b <= 8){
        season = "summer";
    }else if(b >= 9 && b <= 11){
        season = "autumn";
    }else{
        season = "winter";
    }
    cout << season << endl;
    return 0;
}
// 64 位输出请用 printf("%lld")

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