...:: cout << "Xin chào thế giới!"<< Endl;
trả lại 0;
}
`` `
** hashtags **
* #C ++
* #PreProcessor Macros
* #output
* #Newline ký tự
* #Flushing
=======================================
## Endl in C++
**What is endl?**
endl is a C++ preprocessor macro that stands for "end line". It is...