How to write int in correct mnner

Answer 1

Your question is not quite clear. How does a 'correct' int looks like, and how does an incorrect int looks like? But may be you are talking about formatting a value in a defined way? You should also name the programming language you prefer.

Answer 2

In java:

int number = 5;
int a = -3;
int b = 12;

Please add the language and explain your question.

Answer 3

Your question is uncleared.