Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1051 | Form Largest Integer With Digits That Add up to Target | Hard | ArrayDynamic Programming |
| 1052 | Form Smallest Number From Two Digit Arrays | Easy | ArrayHash TableEnumeration |
| 1053 | Four Divisors | Medium | ArrayMath |
| 1054 | Fraction to Recurring Decimal | Medium | Hash TableMathString |
| 1055 | Freedom Trail | Hard | StringDynamic ProgrammingDepth-First Search |
| 1056 | Frequencies of Shortest Supersequences | Hard | ArrayStringBit Manipulation |
| 1057 | Frequency of the Most Frequent Element | Medium | ArrayBinary SearchGreedy |
| 1058 | Frequency Tracker | Medium | Hash TableDesign |
| 1059 | Friday Purchase III | Medium | Database |
| 1060 | Friday Purchases I | Medium | Database |
| 1061 | Friday Purchases II | Hard | Database |
| 1062 | Friends With No Mutual Friends | Medium | Database |
| 1063 | Frog Jump | Hard | ArrayDynamic Programming |
| 1064 | Frog Position After T Seconds | Hard | TreeDepth-First SearchBreadth-First Search |
| 1065 | Fruit Into Baskets | Medium | ArrayHash TableSliding Window |
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