Practice problems across 75+ categories
Practice problems frequently asked at Microsoft • 3344 problems | 831 Easy | 1747 Medium | 746 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2341 | Number of Different Subsequences GCDs | Hard | ArrayMathCounting |
| 2342 | Number of Digit One | Hard | MathDynamic ProgrammingRecursion |
| 2343 | Number of Distinct Averages | Easy | ArrayHash TableTwo Pointers |
| 2344 | Number of Distinct Islands | Unknown | Hash TableDepth-First SearchBreadth-First Search |
| 2345 | Number of Distinct Roll Sequences | Hard | Dynamic ProgrammingMemoization |
| 2346 | Number of Distinct Substrings in a String | Unknown | StringTrieRolling Hash |
| 2347 | Number of Divisible Substrings | Medium | Hash TableStringCounting |
| 2348 | Number of Divisible Triplet Sums | Medium | ArrayHash Table |
| 2349 | Number of Employees Who Met the Target | Easy | Array |
| 2350 | Number of Enclaves | Medium | ArrayDepth-First SearchBreadth-First Search |
| 2351 | Number of Equal Count Substrings | Medium | Hash TableStringSliding Window |
| 2352 | Number of Equal Numbers Blocks | Medium | ArrayBinary SearchInteractive |
| 2353 | Number of Equivalent Domino Pairs | Easy | ArrayHash TableCounting |
| 2354 | Number of Even and Odd Bits | Easy | Bit Manipulation |
| 2355 | Number of Excellent Pairs | Hard | ArrayHash TableBinary Search |
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