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Time

School

271

31.25

15:50:51

University of south carolina

272

31.25

16:01:08

Cornell University, Ithaca

273

31.25

18:37:29

University of California, Riverside

274

31.25

18:40:13

University of Colorado at Boulder

275

31.25

19:25:35

Coursera

276

31.25

19:35:10

University of Georgia

277

31.25

19:53:47

Pennsylvania State University, University Park

278

31.25

21:07:37

Arizona State University, Tempe

279

31.25

22:21:17

Columbia University

280

31.25

22:35:18

Virginia Polytechnic Institute and State University (Virginia Tech), Blacksburg

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  1. Challenge Walkthrough
    Let's walk through this sample challenge and explore the features of the code editor.1 of 6
  2. 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
  3. Choose a language
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  4. 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
  5. Test your code
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  6. Submit to see results
    When you're ready, submit your solution! Remember, you can go back and refine your code anytime.6 of 6
  1. Check your score