import java.util.Scanner;

public class eg02array
{
	public static void main(String[] args)
	{
		int[] days = {31, 28, 31};  //another way to declare array
		//  days[4]=30;		//this one gives out of bound error at run time
		
		for (int index = 0; index < 3; index++) {
			System.out.println(days[index]);
		}
	}
}