- Find nearest prime number
- Prime Number in given range
- Finding the factorial of a number using dynamic programming
- Nth Day from given date(eg: The day after 12 days from given date)
- Grouping anagrams
- versionDecode '#'
- matrixRotation - Rotate a given matrix in clock-wise direction
- steps - You have n bricks and you want to build a staircase with these bricks. The staircase consists of k rows where the ith row has exactly i bricks. The last row of the staircase may be incomplete. Given the integer n, return the number of complete rows of the staircase you will build.