Golang learning repo for course https://stepik.org/course/54403/syllabus
1.3. First program
1.5. Variables and ariphmetic operations
1.7. Constants
1.9. Conditional Statements
1.10. Loop Statement
1.11. Formatting Output
1.12. Arrays and Slices
1.13. Excercises
2.1. Functions
2.3. Pointers
2.4. Struct