Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2671 | Sum in a Matrix | Medium | ArraySortingHeap (Priority Queue) |
| 2672 | Sum Multiples | Easy | Math |
| 2673 | Sum of Absolute Differences in a Sorted Array | Medium | ArrayMathPrefix Sum |
| 2674 | Sum of All Subset XOR Totals | Easy | ArrayMathBacktracking |
| 2675 | Sum of Beauty in the Array | Medium | Array |
| 2676 | Sum of Beauty of All Substrings | Medium | Hash TableStringCounting |
| 2677 | Sum of Consecutive Subarrays | Medium | ArrayTwo PointersDynamic Programming |
| 2678 | Sum of Consecutive Subsequences | Hard | ArrayHash TableDynamic Programming |
| 2679 | Sum of Digit Differences of All Pairs | Medium | ArrayHash TableMath |
| 2680 | Sum of Digits in Base K | Easy | Math |
| 2681 | Sum of Distances | Medium | ArrayHash TablePrefix Sum |
| 2682 | Sum of Distances in Tree | Hard | Dynamic ProgrammingTreeDepth-First Search |
| 2683 | Sum of Floored Pairs | Hard | ArrayMathBinary Search |
| 2684 | Sum of Good Numbers | Easy | Array |
| 2685 | Sum of Good Subsequences | Hard | ArrayHash TableDynamic Programming |
Powerful online tools to boost your productivity
Coding Ground For Developers
Code, Edit, Run and ShareIgnite your coding potential on Coding Ground - an immersive online platform for hands-on learning, collaboration, and skill development.
