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Challenge Walkthrough Let's walk through this sample challenge and explore the features of the code editor. 1 of 6

Review the problem statement Each challenge has a problem statement that includes sample inputs and outputs. Some challenges include additional information to help you out. 2 of 6

Choose a language Select the language you wish to use to solve this challenge. 3 of 6

Enter your code Code your solution in our custom editor or code in your own environment and upload your solution as a file. 4 of 6

Test your code You can compile your code and test it for errors and accuracy before submitting. 5 of 6