public class month1{

public static void main(String [] args){

int month = 10

int days = 0

switch(month){

case 1:

days = 31

case 2:

days = 28

case 3:

days = 31-public class month1 (public static void main (String [] args) (int month = 10　int days = 0　switch (month) (case 1: days = 31　case 2: days = 28　case 3: days = 31