Practice problems across 75+ categories
Practice problems frequently asked at Google • 3407 problems | 851 Easy | 1775 Medium | 761 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2491 | Number of Ways to Separate Numbers | Hard | StringDynamic ProgrammingSuffix Array |
| 2492 | Number of Ways to Split a String | Medium | MathString |
| 2493 | Number of Ways to Split Array | Medium | ArrayPrefix Sum |
| 2494 | Number of Ways to Stay in the Same Place After Some Steps | Hard | Dynamic Programming |
| 2495 | Number of Ways to Wear Different Hats to Each Other | Hard | ArrayDynamic ProgrammingBit Manipulation |
| 2496 | Number of Ways Where Square of Number Is Equal to Product of Two Numbers | Medium | ArrayHash TableMath |
| 2497 | Number of Wonderful Substrings | Medium | Hash TableStringBit Manipulation |
| 2498 | Number of Zero-Filled Subarrays | Medium | ArrayMath |
| 2499 | Numbers At Most N Given Digit Set | Hard | ArrayMathString |
| 2500 | Numbers With Repeated Digits | Hard | MathDynamic Programming |
| 2501 | Numbers With Same Consecutive Differences | Medium | BacktrackingBreadth-First Search |
| 2502 | Occurrences After Bigram | Easy | String |
| 2503 | Odd and Even Transactions | Medium | Database |
| 2504 | Odd Even Jump | Hard | ArrayDynamic ProgrammingStack |
| 2505 | Odd Even Linked List | Medium | Linked List |
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