2,913 problems · Solve with AI-powered hints & explanations
| # | Title | Difficulty |
|---|---|---|
| 368 | Largest Divisible Subset | Medium |
| 371 | Sum of Two Integers | Medium |
| 372 | Super Pow |
Page 7 of 59
| 373 | Find K Pairs with Smallest Sums | Medium |
| 374 | Guess Number Higher or Lower | Easy |
| 375 | Guess Number Higher or Lower II | Medium |
| 376 | Wiggle Subsequence | Medium |
| 377 | Combination Sum IV | Medium |
| 378 | Kth Smallest Element in a Sorted Matrix | Medium |
| 380 | Insert Delete GetRandom O(1) | Medium |
| 381 | Insert Delete GetRandom O(1) - Duplicates allowed | Hard |
| 382 | Linked List Random Node | Medium |
| 383 | Ransom Note | Easy |
| 384 | Shuffle an Array | Medium |
| 385 | Mini Parser | Medium |
| 386 | Lexicographical Numbers | Medium |
| 387 | First Unique Character in a String | Easy |
| 388 | Longest Absolute File Path | Medium |
| 389 | Find the Difference | Easy |
| 390 | Elimination Game | Medium |
| 391 | Perfect Rectangle | Hard |
| 392 | Is Subsequence | Easy |
| 393 | UTF-8 Validation | Medium |
| 394 | Decode String | Medium |
| 395 | Longest Substring with At Least K Repeating Characters | Medium |
| 396 | Rotate Function | Medium |
| 397 | Integer Replacement | Medium |
| 398 | Random Pick Index | Medium |
| 399 | Evaluate Division | Medium |
| 400 | Nth Digit | Medium |
| 401 | Binary Watch | Easy |
| 402 | Remove K Digits | Medium |
| 403 | Frog Jump | Hard |
| 404 | Sum of Left Leaves | Easy |
| 405 | Convert a Number to Hexadecimal | Easy |
| 406 | Queue Reconstruction by Height | Medium |
| 407 | Trapping Rain Water II | Hard |
| 409 | Longest Palindrome | Easy |
| 410 | Split Array Largest Sum | Hard |
| 412 | Fizz Buzz | Easy |
| 413 | Arithmetic Slices | Medium |
| 414 | Third Maximum Number | Easy |
| 415 | Add Strings | Easy |
| 416 | Partition Equal Subset Sum | Medium |
| 417 | Pacific Atlantic Water Flow | Medium |
| 419 | Battleships in a Board | Medium |
| 420 | Strong Password Checker | Hard |
| 421 | Maximum XOR of Two Numbers in an Array | Medium |
| 423 | Reconstruct Original Digits from English | Medium |
| 424 | Longest Repeating Character Replacement | Medium |
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