Adding char and int

Question

To my understanding a char is a single character, that is a letter, a digit, a punctuation mark, a tab, a space or something similar. And therefore when I do:

Answer 1

You end up with out of 50 because you have told Java to treat the result of the addition as an int in the following line:

int ans = a + c;

Instead of int you declare ans as a char.

Like so:

final int a = 1;
final char c = '1';
final char ans = (char) (a + c);
System.out.println(ans);