What is the importance of namespace std in c++

Answer 1

Sampaul Jose

So when we run a program to print something, “using namespace std” says if you find something that is not declared in the current scope go and check std. using namespace std; are used. It is because computer needs to know the code for the cout, cin functionalities and it needs to know which namespace they are defined.

Answer 2

I understood
Thanks for your response