0. Introduction

1. Integer

2. Float & Complex

3. String

4. String Formatting

5. Boolean

6. Function

7. Struct

8. Method

9. Pointer

10. Closure

11. 조건문: If, else if, else

12. 반복문: for, break, continue

13. switch문

14. Interface

15. Array과 Slice

16. Queue와 Stack

17. Map

18. AVL_tree

19. Cosmos-SDK의 IAVL 트리