Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1216 | Largest Component Size by Common Factor | Hard | ArrayHash TableMath |
| 1217 | Largest Divisible Subset | Medium | ArrayMathDynamic Programming |
| 1218 | Largest Element in an Array after Merge Operations | Medium | ArrayGreedy |
| 1219 | Largest Local Values in a Matrix | Easy | ArrayMatrix |
| 1220 | Largest Magic Square | Medium | ArrayMatrixPrefix Sum |
| 1221 | Largest Merge Of Two Strings | Medium | Two PointersStringGreedy |
| 1222 | Largest Multiple of Three | Hard | ArrayMathDynamic Programming |
| 1223 | Largest Number | Medium | ArrayStringGreedy |
| 1224 | Largest Number After Digit Swaps by Parity | Easy | SortingHeap (Priority Queue) |
| 1225 | Largest Number After Mutating Substring | Medium | ArrayStringGreedy |
| 1226 | Largest Odd Number in String | Easy | MathStringGreedy |
| 1227 | Largest Palindrome Product | Hard | MathEnumeration |
| 1228 | Largest Palindromic Number | Medium | Hash TableStringGreedy |
| 1229 | Largest Perimeter Triangle | Easy | ArrayMathGreedy |
| 1230 | Largest Positive Integer That Exists With Its Negative | Easy | ArrayHash TableTwo Pointers |
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