Period 1 / Problem 1-7: ISBN
Congratulations! You've completed ISBN! Now it is time to review your journey.
About how many hours did you spend on this problem?
More than 10 hours
Describe your two "a-ha" moments including time stamps from your revision history.
How often did you use printf to debug your code?
How often did you use the IDE50 Debug tool to debug your code?
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This form was created inside of New Explorations into Science, Technology and Math.
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