I am learning C++ and in my book using namespace std is written in every program.
I understand that std::cout <<"hello"; can be simply written as cout << "hello"; by using namespace std.
Why?
I am learning C++ and in my book using namespace std is written in every program.
I understand that std::cout <<"hello"; can be simply written as cout << "hello"; by using namespace std.
Why?
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thank you for the link