02 打印一年中各月的天数
package demo3;
public class GetDay {
public static void main(String[] args) {
// TODO Auto-generated method stub
int[] day = {31,28,31,30,31,30,31,31,30,31,30,31};
for (int i =0;i<12; i++) {
System.out.println((i +1)+"月有" +day[i]+"天");
}
}
}