Problems

3,947+ problems · 946 Easy · 2062 Medium · 939 Hard

Active:EasyPremium· 128 results

Title	Solution	Practice	Difficulty	Companies	Topics
1303. Find the Team Size	Solution	Solve	Easy	Amazon	Database
1322. Ads Performance	Solution	Solve	Easy	Meta	Database
1350. Students With Invalid Departments	Solution	Solve	Easy	Amazon	Database
1421. NPV Queries	Solution	Solve	Easy	Amazon	Database
1426. Counting Elements	Solution	Solve	Easy	Drw	Array Hash Table
1427. Perform String Shifts	Solution	Solve	Easy	Goldman Sachs	Array Math+1
1435. Create a Session Bar Chart	Solution	Solve	Easy	Twitch	Database
1469. Find All The Lonely Nodes	Solution	Solve	Easy	Microsoft	Binary Tree Breadth-First Search+2
1474. Delete N Nodes After M Nodes of a Linked List	Solution	Solve	Easy	Microsoft	Linked List
1495. Friendly Movies Streamed Last Month	Solution	Solve	Easy	Amazon	Database
1511. Customer Order Frequency	Solution	Solve	Easy	Amazon	Database
1543. Fix Product Name Format	Solution	Solve	Easy	-	Database
1565. Unique Orders and Customers Per Month	Solution	Solve	Easy	-	Database
1571. Warehouse Manager	Solution	Solve	Easy	Amazon	Database
1607. Sellers With No Sales	Solution	Solve	Easy	Meta	Database
1623. All Valid Triplets That Can Represent a Country	Solution	Solve	Easy	Amazon	Database
1677. Product's Worth Over Invoices	Solution	Solve	Easy	-	Database
1708. Largest Subarray Length K	Solution	Solve	Easy	Google	Array Greedy
1777. Product's Price for Each Store	Solution	Solve	Easy	Amazon+1	Database
1809. Ad-Free Sessions	Solution	Solve	Easy	Amazon	Database
1821. Find Customers With Positive Revenue this Year	Solution	Solve	Easy	Google	Database
1826. Faulty Sensor	Solution	Solve	Easy	Meta	Array Two Pointers
1853. Convert Date Format	Solution	Solve	Easy	-	Database
1933. Check if String Is Decomposable Into Value-Equal Substrings	Solution	Solve	Easy	-	String
1939. Users That Actively Request Confirmation Messages	Solution	Solve	Easy	-	Database
2026. Low-Quality Problems	Solution	Solve	Easy	-	Database
2072. The Winner University	Solution	Solve	Easy	Walmart	Database
2082. The Number of Rich Customers	Solution	Solve	Easy	Athenahealth	Database
2205. The Number of Users That Are Eligible for Discount	Solution	Solve	Easy	Analytics Quotient	Database
2229. Check if an Array Is Consecutive	Solution	Solve	Easy	-	Array Hash Table+1
2230. The Users That Are Eligible for Discount	Solution	Solve	Easy	Analytics Quotient	Database
2329. Product Sales Analysis V	Solution	Solve	Easy	Amazon	Database
2339. All the Matches of the League	Solution	Solve	Easy	Microsoft	Database
2377. Sort the Olympic Table	Solution	Solve	Easy	-	Database
2480. Form a Chemical Bond	Solution	Solve	Easy	-	Database
2504. Concatenate the Name and the Profession	Solution	Solve	Easy	-	Database
2668. Find Latest Salaries	Solution	Solve	Easy	-	Database
2669. Count Artist Occurrences On Spotify Ranking List	Solution	Solve	Easy	-	Database
2687. Bikes Last Time Used	Solution	Solve	Easy	-	Database
2689. Extract Kth Character From The Rope Tree	Solution	Solve	Easy	Google	Binary Tree Depth-First Search+1
2690. Infinite Method Object	Solution	Solve	Easy	-
2728. Count Houses in a Circular Street	Solution	Solve	Easy	Google	Array Interactive
2758. Next Day	Solution	Solve	Easy	-
2774. Array Upper Bound	Solution	Solve	Easy	-
2794. Create Object from Two Arrays	Solution	Solve	Easy	-
2796. Repeat String	Solution	Solve	Easy	-
2797. Partial Function with Placeholders	Solution	Solve	Easy	-
2803. Factorial Generator	Solution	Solve	Easy	-
2804. Array Prototype ForEach	Solution	Solve	Easy	-
2822. Inversion of Object	Solution	Solve	Easy	-