Q1>Does these things are required for competitive coding as i think these things are only for interviews and theory exam…or when should I learn these??
- Classes and Objects.
- Constructors and Destructors.
- Inheritance and Polymorphism.
Q2>I found STLs like sort(a,a+n),strstr ,very useful and I think they save lots time but how to learn them??
Q3>What other thing i need to learn in c++ like STLs which can bost my coding skills in c++…and save time as i dont find any diffrence between c and c++ except cin and cout…