Practice problems across 75+ categories
Practice problems frequently asked at Microsoft • 3344 problems | 831 Easy | 1747 Medium | 746 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3106 | Sum of Subarray Minimums | Medium | ArrayDynamic ProgrammingStack |
| 3107 | Sum of Subarray Ranges | Medium | ArrayStackMonotonic Stack |
| 3108 | Sum of Subsequence Widths | Hard | ArrayMathSorting |
| 3109 | Sum of Total Strength of Wizards | Hard | ArrayStackMonotonic Stack |
| 3110 | Sum of Two Integers | Medium | MathBit Manipulation |
| 3111 | Sum of Unique Elements | Easy | ArrayHash TableCounting |
| 3112 | Sum of Values at Indices With K Set Bits | Easy | ArrayBit Manipulation |
| 3113 | Sum of Variable Length Subarrays | Easy | ArrayPrefix Sum |
| 3114 | Sum Root to Leaf Numbers | Medium | TreeDepth-First SearchBinary Tree |
| 3115 | Summary Ranges | Easy | Array |
| 3116 | Super Palindromes | Hard | MathStringEnumeration |
| 3117 | Super Pow | Medium | MathDivide and Conquer |
| 3118 | Super Ugly Number | Medium | ArrayMathDynamic Programming |
| 3119 | Super Washing Machines | Hard | ArrayGreedy |
| 3120 | Surface Area of 3D Shapes | Easy | ArrayMathGeometry |
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