Easy 2 point
Medium 4 points
Hard 6 points
Ninja 10 points
| Question | Type | Level | Solve |
|---|---|---|---|
| Write a function that counts how many unique characters appear more than once? | String | Medium | Solve |
| Write a function that takes two arrays of strings, sorts each array individually in ascending order, and then merges them into a single sorted array? | Array | Hard | Solve |
| Write a function that takes two arrays of strings and returns the longest string found in either array? | Array | Hard | Solve |
| Write a function that takes two arrays of strings and counts how many strings start with a vowel? | Array | Medium | Solve |
| Write a function that takes one array of strings and returns all palindromic array of strings from it? | Array | Medium | Solve |
| Write a function that finds the first non-repeating element in an array? | Array | Medium | Solve |
| Write a function that moves all four to the end of the array while maintaining the order of other elements? | Array | Medium | Solve |
| Write a function that finds the missing number in an array containing n-1 elements ranging from 1 to n? | Array | Medium | Solve |
| Write a function that finds the element that appears more than n/2 times in an array? | Array | Medium | Solve |
| Write a function that finds the intersection of two arrays containing common elements? | Array | Medium | Solve |