- Apply operations to make sum of array greater than or equal to k
- Check if all the integers in a range are covered
- Check if two string arrays are equivalent
- Counting bits
- Element appearing more than 25 in sorted array
- Extra characters in a string
- Find all numbers disappeared in an array
- Find the duplicate number
- Flatten nested list iterator
- How many numbers are smaller than the current number
- Kth missing positive number
- Longest increasing subsequence
- Longest strictly increasing or strictly decreasing subarray
- Longest substring with at least k repeating characters
- Longest word in dictionary
- Map sum pairs
- Maximum distance between a pair of values
- Maximum distance in arrays
- Maximum length substring with two occurrences
- Maximum score after splitting a string
- Next greater element i
- Split message based on limit