/*
 *文件名:ex_4_2_2.java
 *說  明:演示一維數組的初始化
 */
class ex_4_2_2
{
	public static void main(String args[]) 
	{
		int month_days[] = 
		{ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
		System.out.println("四月有 " + month_days[3] + " 天.");
	}
}