package lesson_2;

public class Frame_23 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		System.out.println(isSpring(6));
		System.out.println(isSpring(4));

	}
	static int isSpring(int month){
		int result=1;
		if (month<1 || month>12){
			
			result=-1;
		} else {
			if (month<3 || month>5){ result=0;}
		}
		return(result);
	}

}