What is use of the operator overloading in c++?

Question

explain this concept

Answer 1

https://en.wikibooks.org/wiki/C%2B%2B_Programming/Operators/Operator_Overloading

https://www.programiz.com/cpp-programming/operator-overloading

http://www.studytonight.com/cpp/operator-overloading.php

Answer 2

if you want to make objects respond to different operators like +, -, etc. you can overload operators. Otherwise you will get compile error