Skip to content

For employers Sign in

Make and follow sheets.Sign in

Problems

3 problems

Has video Premium only Reset

Data Stream Array194 Database104 Hash Table83 String71 Depth-First Search57 Dynamic Programming49 Tree48 Math45 Sorting43 Breadth-First Search40 Greedy40 Binary Tree38 Binary Search31 Two Pointers29 Matrix28 All topics

Medium · Premium · 3 results

Sign in to see which of these you have solved.Sign in

TitleSolutionAcceptDifficultyTopics

362. Design Hit CounterVideoPremium

Solution69.6%Medium

Array, Binary Search +3· 25 companies

1429. First Unique NumberVideoPremium

Solution57.8%Medium

Array, Data Stream +3· 5 companies

1500. Design a File Sharing SystemVideoPremium

Solution41.7%Medium

Data Stream, Design +3· 1 company

Showing 1–3 of 3