Browse problems by topic and difficulty. 3,930 problems indexed.
| Title | Difficulty | ||
|---|---|---|---|
| Maximum Sum of Distinct Subarrays With Length K | Medium | Solve |
| Total Cost to Hire K Workers | Medium | Solve |
| Minimum Total Distance Traveled | Hard | Solve |
| Minimum Subarrays in a Valid Split | Medium | Solve |
| Number of Distinct Averages | Easy | Solve |
| Count Ways To Build Good Strings | Medium | Solve |
| Most Profitable Path in a Tree | Medium | Solve |
| Split Message Based on Limit | Hard | Solve |
| Convert the Temperature | Easy | Solve |
| Strobogrammatic Number II | Medium | Solve |
| Number of Subarrays With LCM Equal to K | Medium | Solve |
| Minimum Number of Operations to Sort a Binary Tree by Level | Medium | Solve |
| Maximum Number of Non-overlapping Palindrome Substrings | Hard | Solve |
| Minimum Cost to Buy Apples | Medium | Solve |
| Customers With Strictly Increasing Purchases | Hard | Solve |
| Number of Unequal Triplets in Array | Easy | Solve |
| Closest Nodes Queries in a Binary Search Tree | Medium | Solve |
| Minimum Fuel Cost to Report to the Capital | Medium | Solve |
| Number of Beautiful Partitions | Hard | Solve |
| Maximum XOR of Two Non-Overlapping Subtrees | Hard | Solve |
| Strobogrammatic Number III | Hard | Solve |
| Form a Chemical Bond | Easy | Solve |
| Minimum Cuts to Divide a Circle | Easy | Solve |
| Difference Between Ones and Zeros in Row and Column | Medium | Solve |
| Minimum Penalty for a Shop | Medium | Solve |