Here are my Python solutions to the book Exercises for Programmers: 57 Challenges to Develop Your Coding Skills by Brian P. Hogan.

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Input, Processing, and Output

• Exercise 1. Saying Hello
• Exercise 2. Counting the Number of Characters
• Exercise 3. Printing Quotes
• Exercise 4. Mad Lib
• Exercise 5. Simple Math
• Exercise 6. Retirement Calculator

Calculations

• Exercise 7. Area of a Rectangular Room
• Exercise 8. Pizza Party
• Exercise 9. Paint Calculator
• Exercise 10. Self-Checkout
• Exercise 11. Currency Conversion
• Exercise 12. Computing Simple Interest
• Exercise 13. Determining Compound Interest

Making Decisions

• Exercise 14. Tax Calculator
• Exercise 15. Password Validation
• Exercise 16. Legal Driving Age
• Exercise 17. Blood Alcohol Calculator
• Exercise 18. Temperature Converter
• Exercise 19. BMI Calculator
• Exercise 20. Multistate Sales Tax Calculator
• Exercise 21. Numbers to Names
• Exercise 22. Comparing Numbers
• Exercise 23. Troubleshooting Car Issues

Functions

• Exercise 24. Anagram Checker
• Exercise 25. Password Strength Indicator
• Exercise 26. Months to Pay Off a Credit Card
• Exercise 27. Validating Inputs

Repetition

• Exercise 28. Adding Numbers
• Exercise 29. Handling Bad Input
• Exercise 30. Multiplication Table
• Exercise 31. Karvonen Heart Rate
• Exercise 32. Guess the Number Game

Data Structures

• Exercise 33. Magic 8 Ball
• Exercise 34. Employee List Removal
• Exercise 35. Picking a Winner
• Exercise 36. Computing Statistics
• Exercise 37. Password Generator
• Exercise 38. Filtering Values
• Exercise 39. Sorting Records
• Exercise 40. Filtering Records

Working with Files

• Exercise 41. Name Sorter
• Exercise 42. Parsing a Data File
• Exercise 43. Website Generator
• Exercise 44. Product Search
• Exercise 45. Word Finder
• Exercise 46. Word Frequency Finder

Working with External Services

• Exercise 47. Who’s in Space?
• Exercise 48. Grabbing the Weather
• Exercise 49. Flickr Photo Search
• Exercise 50. Movie Recommendations
• Exercise 51. Pushing Notes to Firebase
• Exercise 52. Creating Your Own Time Service

Full Programs

• Exercise 53. Todo List
• Exercise 54. URL Shortener
• Exercise 55. Text Sharing
• Exercise 56. Tracking Inventory
• Exercise 57. Trivia App

virtualenv env -p python3.7

source env/bin/activate

pip install -r requirements.txt

python -m unittest discover -p "*_test.py" -v