Browse problems by topic and difficulty. 3,930 problems indexed.
| Title | Difficulty | ||
|---|---|---|---|
| Maximum Transaction Each Day | Medium | Solve | |
| Easy |
| Solve |
| Maximum Ice Cream Bars | Medium | Solve |
| Single-Threaded CPU | Medium | Solve |
| Find XOR Sum of All Pairs Bitwise AND | Hard | Solve |
| Remove Duplicates From an Unsorted Linked List | Medium | Solve |
| Sum of Digits in Base K | Easy | Solve |
| Frequency of the Most Frequent Element | Medium | Solve |
| Longest Substring Of All Vowels in Order | Medium | Solve |
| Department Highest Salary | Medium | Solve |
| Maximum Building Height | Hard | Solve |
| League Statistics | Medium | Solve |
| Next Palindrome Using Same Digits | Hard | Solve |
| Suspicious Bank Accounts | Medium | Solve |
| Replace All Digits with Characters | Easy | Solve |
| Seat Reservation Manager | Medium | Solve |
| Maximum Element After Decreasing and Rearranging | Medium | Solve |
| Closest Room | Hard | Solve |
| Minimum Distance to the Target Element | Easy | Solve |
| Splitting a String Into Descending Consecutive Values | Medium | Solve |
| Department Top Three Salaries | Hard | Solve |
| Minimum Adjacent Swaps to Reach the Kth Smallest Number | Medium | Solve |
| Minimum Interval to Include Each Query | Hard | Solve |
| Distinct Numbers in Each Subarray | Medium | Solve |
| Convert Date Format | Easy | Solve |