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