Browse problems by topic and difficulty. 3,930 problems indexed.
| Title | Difficulty | ||
|---|---|---|---|
| Count Pairs Of Similar Strings | Easy | Solve |
| Smallest Value After Replacing With Sum of Prime Factors | Medium | Solve |
| Add Edges to Make Degrees of All Nodes Even | Hard | Solve |
| Cycle Length Queries in a Tree | Hard | Solve |
| Flatten 2D Vector | Medium | Solve |
| Check if There is a Path With Equal Number of 0's And 1's | Medium | Solve |
| Maximum Enemy Forts That Can Be Captured | Easy | Solve |
| Reward Top K Students | Medium | Solve |
| Minimize the Maximum of Two Arrays | Medium | Solve |
| Count Anagrams | Hard | Solve |
| Shortest Distance to Target String in a Circular Array | Easy | Solve |
| Take K of Each Character From Left and Right | Medium | Solve |
| Maximum Tastiness of Candy Basket | Medium | Solve |
| Number of Great Partitions | Hard | Solve |
| Count the Number of K-Big Indices | Hard | Solve |
| Meeting Rooms | Easy | Solve |
| Count the Digits That Divide a Number | Easy | Solve |
| Distinct Prime Factors of Product of Array | Medium | Solve |
| Partition String Into Substrings With Values at Most K | Medium | Solve |
| Closest Prime Numbers in Range | Medium | Solve |
| Maximum Frequency Score of a Subarray | Hard | Solve |
| Categorize Box According to Criteria | Easy | Solve |
| Find Consecutive Integers from a Data Stream | Medium | Solve |
| Find Xor-Beauty of Array | Medium | Solve |
| Maximize the Minimum Powered City | Hard | Solve |