Practice problems across 75+ categories
Practice problems frequently asked at Microsoft • 3344 problems | 831 Easy | 1747 Medium | 746 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3076 | Sum of Beauty of All Substrings | Medium | Hash TableStringCounting |
| 3077 | Sum of Consecutive Subarrays | Medium | ArrayTwo PointersDynamic Programming |
| 3078 | Sum of Consecutive Subsequences | Hard | ArrayHash TableDynamic Programming |
| 3079 | Sum of Digit Differences of All Pairs | Medium | ArrayHash TableMath |
| 3080 | Sum of Digits in Base K | Easy | Math |
| 3081 | Sum of Digits in the Minimum Number | Easy | ArrayMath |
| 3082 | Sum of Digits of String After Convert | Easy | StringSimulation |
| 3083 | Sum of Distances | Medium | ArrayHash TablePrefix Sum |
| 3084 | Sum of Distances in Tree | Hard | Dynamic ProgrammingTreeDepth-First Search |
| 3085 | Sum of Even Numbers After Queries | Medium | ArraySimulation |
| 3086 | Sum of Floored Pairs | Hard | ArrayMathBinary Search |
| 3087 | Sum of Good Numbers | Easy | Array |
| 3088 | Sum of Good Subsequences | Hard | ArrayHash TableDynamic Programming |
| 3089 | Sum of Imbalance Numbers of All Subarrays | Hard | ArrayHash TableEnumeration |
| 3090 | Sum of k-Mirror Numbers | Hard | MathEnumeration |
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