Please correct it so it evaluates.

Question

https://code.sololearn.com/co4d0OiZEJSb/?ref=app

Answer 1

list of errors:-
1) variables *a* and *N* are used before initialisation
3) displaying the result after the loop hence will display only the last multiple
2) syntax of *return* statement is wrong

Here's the fix👇
https://code.sololearn.com/cYTcd6vQ5Mgg/?ref=app

Answer 2

let the number of multiplies be according to the choice of user.
like this
https://code.sololearn.com/cj85mOU2AY3X/#cpp

Answer 3

One more question to explain. Whose I don't know before. Can you explain me why it must be variable reads two times before loop and in the loop?