Write sub code for the following sentences:

Question

1. Swap function using (pass-by-value, pass-by-reference).
2. Represent multiple constructors.

Answer 1

They're pretty common topics. Here's gfg links for the same
1. https://www.google.com/amp/s/www.geeksforgeeks.org/passing-by-pointer-vs-passing-by-reference-in-c/amp/

2. https://www.google.com/amp/s/www.geeksforgeeks.org/constructor-overloading-c/amp/