Hello World! in C++

You are not required to use CLion for this class, but it is any easy-to-use IDE for C/C++. There is a free student license available. To download and install CLion, visit the JetBrains website and follow the appropriate directions for your OS. CLion runs on macOS, Windows, and Linux.

• Download CLion
• Clion Installation Guide
• Educational License for Students

Alternatively, you can use a text editor (or other IDE) of your choice, and compile from the command line.

Here’s a short video showing how to download and install CLion.

Here’s a quick demo, showing how to create a new Hello, World! project in CLion.

For more information see the JetBrains CLion Quick Start Guide:

• https://www.jetbrains.com/help/clion/clion-quick-start-guide.html

Comprehension check

1. Every C++ program has a ______________ function.
2. True or false? A return code of 0 typically means a program has failed with an error.
3. std is the namespace for the C++ _______________ library.
4. std::cout is a(n):
   1. function
   2. object
   3. header
   4. library
5. Preprocessor directives all start with a ______________ character.

Answers: # / ʇɔǝɾqo ˙q / pɹɐpuɐʇs / ǝslɐɟ / uᴉɐɯ

Original author: Clayton Cafiero < [given name] DOT [surname] AT uvm DOT edu >

No generative AI was used in producing this material. This was written the old-fashioned way.

All materials copyright © 2020–2023, The University of Vermont. All rights reserved.