1. Largest number
2. Fruit market
3. Matrix
4. Course grading, part 1
5. Course grading, part 2
6. Course grading, part 3
7. Spell checker
8. Recipe search
9. City bikes

1. Inscription
2. Diary
3. Filtering the contents of a file
4. Store personal data
5. Course grading, part 4
6. Word search
7. Dictionary stored in a file

1. Reading input
2. Parameter validation
3. Incorrect lottery numbers

All subjects are included as comments within the file of each exercise.