Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1801 | Minimum Garden Perimeter to Collect Enough Apples | Medium | MathBinary Search |
| 1802 | Minimum Genetic Mutation | Medium | Hash TableStringBreadth-First Search |
| 1803 | Minimum Health to Beat Game | Medium | ArrayGreedy |
| 1804 | Minimum Height Trees | Medium | Depth-First SearchBreadth-First SearchGraph |
| 1805 | Minimum Hours of Training to Win a Competition | Easy | ArrayGreedy |
| 1806 | Minimum Impossible OR | Medium | ArrayBit ManipulationBrainteaser |
| 1807 | Minimum Incompatibility | Hard | ArrayDynamic ProgrammingBit Manipulation |
| 1808 | Minimum Increment Operations to Make Array Beautiful | Medium | ArrayDynamic Programming |
| 1809 | Minimum Increments for Target Multiples in an Array | Hard | ArrayMathDynamic Programming |
| 1810 | Minimum Increments to Equalize Leaf Paths | Medium | ArrayDynamic ProgrammingTree |
| 1811 | Minimum Index of a Valid Split | Medium | ArrayHash TableSorting |
| 1812 | Minimum Initial Energy to Finish Tasks | Hard | ArrayGreedySorting |
| 1813 | Minimum Insertion Steps to Make a String Palindrome | Hard | StringDynamic Programming |
| 1814 | Minimum Insertions to Balance a Parentheses String | Medium | StringStackGreedy |
| 1815 | Minimum Interval to Include Each Query | Hard | ArrayBinary SearchLine Sweep |
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