Q: in c++ what signatures can main() have?
AA: return type must be “int”
int main() //tested
int main(int argc, char *argv[]) //tested
void main() //won’t compile.
Q: in c++ must main() actually return an int?
AA: No need. I never have a “return” statement in my main().
——– c# ———-
Main() can only declare to return int or void.
Main() can be private