DSA & Coding Problems Explorer

All C# Programs — Data Structures 167 DSA — Two Pointers 105 DSA — Graphs 105 DSA — Dynamic Programming 105 DSA — Binary Search 105 DSA — Stacks & Queues 105 DSA — Hashing 105 DSA — Trees 105 DSA — Strings 105 C# Programs — Arrays 105 C# Programs — Strings 105 DSA — Arrays 105 DSA — Sorting 105 C# Programs — LINQ 104 C# Programs — Collections 103 C# Programs — Sorting 103 C# Programs — OOP 103 SQL Server — DDL & constraints 101 SQL Server — Indexes & plans 101 C# Programs — Inheritance 101 C# Programs — Interfaces 101 SQL Server — SELECT basics 101 SQL Server — WHERE & filtering 101 SQL Server — Window functions 101 SQL Server — T-SQL procedures 101 SQL Server — Aggregates & GROUP BY 101 SQL Server — CTEs 101 SQL Server — JOINs 101

8773 problems

#	Title	Topics	Acceptance	Pts	Difficulty
4551	First duplicate in array #19	DSA — Hashing dsa coding-practice	—	20	Easy	Solve
4552	Max in set #19	JavaScript — Functions javascript coding-practice	—	20	Easy	Solve
4553	Max in set #19	Node.js — HTTP nodejs coding-practice	—	20	Easy	Solve
4554	Max in set #19	React — Hooks react coding-practice	—	20	Easy	Solve
4555	MongoDB indexing #19	MongoDB — Indexing mongodb coding-practice	—	30	Medium	Solve
4556	MySQL AVG salary by dept #19	MySQL — Aggregates & GROUP BY mysql coding-practice	—	40	Hard	Solve
4557	PostgreSQL GROUP BY HAVING #19	PostgreSQL — Aggregates & GROUP BY postgresql coding-practice	—	40	Hard	Solve
4558	T-SQL AVG salary by department #19	SQL Server — Aggregates & GROUP BY sqlserver coding-practice	—	20	Easy	Solve
4559	math exercise #19	C# Programs — Mathematical Functions csharp coding-practice	—	40	Hard	Solve
4560	Avg by category #20	SQL — Aggregates & GROUP BY sql coding-practice	—	30	Medium	Solve
4561	First duplicate in array #20	DSA — Hashing dsa coding-practice	—	20	Easy	Solve
4562	MongoDB indexing #20	MongoDB — Indexing mongodb coding-practice	—	30	Medium	Solve
4563	MySQL AVG salary by dept #20	MySQL — Aggregates & GROUP BY mysql coding-practice	—	30	Medium	Solve
4564	PostgreSQL GROUP BY HAVING #20	PostgreSQL — Aggregates & GROUP BY postgresql coding-practice	—	30	Medium	Solve
4565	Reduce product #20	JavaScript — Functions javascript coding-practice	—	30	Medium	Solve
4566	Reduce product #20	Node.js — HTTP nodejs coding-practice	—	30	Medium	Solve
4567	Reduce product #20	React — Hooks react coding-practice	—	30	Medium	Solve
4568	T-SQL AVG salary by department #20	SQL Server — Aggregates & GROUP BY sqlserver coding-practice	—	30	Medium	Solve
4569	math exercise #20	C# Programs — Mathematical Functions csharp coding-practice	—	30	Medium	Solve
4570	Avg by category #21	SQL — Aggregates & GROUP BY sql coding-practice	—	30	Medium	Solve
4571	First duplicate in array #21	DSA — Hashing dsa coding-practice	—	20	Easy	Solve
4572	MongoDB indexing #21	MongoDB — Indexing mongodb coding-practice	—	30	Medium	Solve
4573	MySQL AVG salary by dept #21	MySQL — Aggregates & GROUP BY mysql coding-practice	—	30	Medium	Solve
4574	PostgreSQL GROUP BY HAVING #21	PostgreSQL — Aggregates & GROUP BY postgresql coding-practice	—	30	Medium	Solve
4575	Sum 1..10 #21	JavaScript — Functions javascript coding-practice	—	40	Hard	Solve
4576	Sum 1..10 #21	Node.js — HTTP nodejs coding-practice	—	40	Hard	Solve
4577	Sum 1..10 #21	React — Hooks react coding-practice	—	40	Hard	Solve
4578	T-SQL AVG salary by department #21	SQL Server — Aggregates & GROUP BY sqlserver coding-practice	—	40	Hard	Solve
4579	math exercise #21	C# Programs — Mathematical Functions csharp coding-practice	—	30	Medium	Solve
4580	Avg by category #22	SQL — Aggregates & GROUP BY sql coding-practice	—	40	Hard	Solve
4581	Filter evens #22	JavaScript — Functions javascript coding-practice	—	30	Medium	Solve
4582	Filter evens #22	Node.js — HTTP nodejs coding-practice	—	30	Medium	Solve
4583	Filter evens #22	React — Hooks react coding-practice	—	30	Medium	Solve
4584	First duplicate in array #22	DSA — Hashing dsa coding-practice	—	20	Easy	Solve
4585	MongoDB indexing #22	MongoDB — Indexing mongodb coding-practice	—	30	Medium	Solve
4586	MySQL AVG salary by dept #22	MySQL — Aggregates & GROUP BY mysql coding-practice	—	40	Hard	Solve
4587	PostgreSQL GROUP BY HAVING #22	PostgreSQL — Aggregates & GROUP BY postgresql coding-practice	—	40	Hard	Solve
4588	T-SQL AVG salary by department #22	SQL Server — Aggregates & GROUP BY sqlserver coding-practice	—	30	Medium	Solve
4589	math exercise #22	C# Programs — Mathematical Functions csharp coding-practice	—	40	Hard	Solve
4590	Avg by category #23	SQL — Aggregates & GROUP BY sql coding-practice	—	30	Medium	Solve
4591	First duplicate in array #23	DSA — Hashing dsa coding-practice	—	20	Easy	Solve
4592	Map squares #23	JavaScript — Functions javascript coding-practice	—	20	Easy	Solve
4593	Map squares #23	Node.js — HTTP nodejs coding-practice	—	20	Easy	Solve
4594	Map squares #23	React — Hooks react coding-practice	—	20	Easy	Solve
4595	MongoDB indexing #23	MongoDB — Indexing mongodb coding-practice	—	30	Medium	Solve
4596	MySQL AVG salary by dept #23	MySQL — Aggregates & GROUP BY mysql coding-practice	—	30	Medium	Solve
4597	PostgreSQL GROUP BY HAVING #23	PostgreSQL — Aggregates & GROUP BY postgresql coding-practice	—	30	Medium	Solve
4598	T-SQL AVG salary by department #23	SQL Server — Aggregates & GROUP BY sqlserver coding-practice	—	20	Easy	Solve
4599	math exercise #23	C# Programs — Mathematical Functions csharp coding-practice	—	30	Medium	Solve
4600	Avg by category #24	SQL — Aggregates & GROUP BY sql coding-practice	—	30	Medium	Solve

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