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