Can We Start A Program without Void Main !?? :3

Question

What Would Happen if we Ain,t Use Void Main In our C ++ Program!
Tell Me Your Satisfying Answer And I Will Give You 3000 Trillion Dollars
[If i Had Though : ( ]

Answer 1

https://www.sololearn.com/discuss/1192171/?ref=app

Answer 2

code playground c++ compiler requires the return type of main() to be 'int'