1. Build Array from Permutation
2. Concatenation of Array Solution
6. Kids With the Greatest Number of Candies
8. How Many Numbers Are Smaller Than the Current Number
9. Create Target Array in the Given Order
10. Check if the Sentence Is Pangram
11. Count Items Matching a Rule
13. Flipping an Image 14. Cells with Odd Values in a Matrix
16. Find Numbers with Even Number of Digits
18. Add to Array-Form of Integer
20. Determine Whether Matrix Can Be Obtained By Rotation
22. Find N Unique Integers Sum up to Zero
3. Product of Array Except Self