Arcade Intro

The Journey Begins

1. Add
2. Century from year
3. Check palindrome

Edge of the Ocean

4. Adjacent elements product
5. Shape area
6. Make Array Consecutive 2
7. Almost Increasing Sequence
8. Matrix Elements Sum

Smooth Sailing

9. All Longest Strings
10. Common Character Count
11. Is Lucky
12. Sort By Height
13. Reverse Parentheses

Exploring the Waters

14. Alternating Sums
15. Add Border
16. Are Similar
17. Array Change
18. Palindrome Rearranging

Island of Knowledge

19. Are Equally Strong
20. Array Maximal Adjacent Difference
21. Is IPv4 Address
22. Avoid Obstacles
23. Box Blur
24. Minesweeper

Rains of Reason

25. Array Replace
26. Even Digits Only
27. Variable Name
28. Alphabetic Shift
29. Chess Board Cell Color

Through the Fog

30. Circle of Numbers
31. Deposit Profit
32. Absolute Values Sum Minimization
33. Strings Rearrangement

Diving Deeper

34. Extract Each Kth
35. First Digit
36. Different Symbols Naive
37. Array Max Consecutive Sum

Dark Wilderness

38. Growing Plant
39. Knapsack Light
40. Longest Digits Prefix
41. Digit Degree
42. Bishop Degree

Eruption of Light

43. Is Beautiful String
44. Find Email Domain
45. Build Palindrome
46. Elections Winners
47. Is Mac 48 Address

Rainbow of Clarity

48. Is Digit
49. Line Encoding
50. Chess Knight
51. Delete Digit

Land of Logic

52. Longest Word
53. Valid Time
54. Sum Up Numbers
55. Different Squares
56. Digits Product
57. File Naming
58. Message From Binary Code
59. Spiral Numbers
60. Sudoku