Java 取整数各个位(个位，十位......)上的数字

int number = 520;
int gewei = number % 10;
int shiwei = number / 10 % 10;
int baiwei = number / 100 % 10;

System.out.println(number);
System.out.println(gewei);
System.out.println(shiwei);
System.out.println(baiwei);