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package chapter05;
// SwitchDemoEx1.java
import java.util.Random;
public class SwitchDemoEx1 {
public static void main(String[] args) {
// int yearNum = 0;
Random randomNumY = new Random();
int yearNum = randomNumY.nextInt(10001);
int numDays = 0;
Random randomNumM = new Random();
int monthNum = randomNumM.nextInt(13);
switch (monthNum) {
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:
numDays = 31;
break;
case 4:
case 6:
case 9:
case 11:
numDays = 30;
break;
case 2:
if (((yearNum % 4 == 0) &&
!(yearNum % 100 == 0))
|| (yearNum % 400 == 0))
numDays = 29;
else
numDays = 28;
break;
default:
System.out.println("Oops!! Invalid month, please run again.");
break;
}
System.out.println("In year " + yearNum + " month #"+ monthNum + " has/had " + numDays + " days");
}
}