#include <iostream> using namespace std; int main() { int month; cin >> month; // write your code here...... if (month == 3 || month == 4 || month == 5) cout << "春季" << endl; else if (month == 6 || month == 7 || month == 8) cout << "夏季" << endl; else if (month == 9 || month == 10 || month == 11) cout << "秋季" << endl; else if (month == 12 || month == 1 || month == 2) cout << "冬季" << endl; else cout << "不合法" << endl; return 0; }