I have a problem, when I go to compile the program it says the variable is not initialized.

Answer 1

Give a value = 0 if number, if type text = " "; to begin

Answer 2

What would it be if it is a char variable.

Answer 3

= ' ';

Answer 4

=null or = '';

Answer 5

better you should give the default value of the data types.
byte, short, int and long have default values as 0
float has 0.0f
double had 0.0d
String has null but for your convince you should use "".

Answer 6

if you have others inputs, enter all, use enter to another line, after submit