what are the data types

1• number(num) - whole numbers up to num digits
2• number(num,num2) - num whole numbers up to num2 decimals
3• char(num) - fixed length character/string
4• varchar2(num) - used for varying length data
5• date - full date
6• currency - used for prices 

1class Output {
2public static void main(String args[])
3int a = 1;
4int b = 2;
5int C;
6int d;
7C = ++b;
8d = a++;
9C++;
10b++;
11++a;
12System.out.println(a + " " + b + " " + c);
13}
14}
15Pick ONE option
16324
17323
18234
19