bulk-generated Coding Problems

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

6307 problems in this topic

#	Title	Topics	Acceptance	Pts	Difficulty
301	Factorial of 15	Basic C# Programs csharp coding-practice	—	30	Medium	Solve
302	MongoDB queries #31	MongoDB — Queries mongodb coding-practice	—	30	Medium	Solve
303	MySQL SELECT top earners #31	MySQL — SELECT basics mysql coding-practice	—	40	Hard	Solve
304	PostgreSQL SELECT with LIMIT #31	PostgreSQL — SELECT basics postgresql coding-practice	—	40	Hard	Solve
305	Product of array except self #31	DSA — Arrays dsa coding-practice	—	30	Medium	Solve
306	Select price > 400 #31	SQL — SELECT basics sql coding-practice	—	40	Hard	Solve
307	Sum 1..5 #31	Basic Node.js Programs nodejs coding-practice	—	20	Easy	Solve
308	Sum 1..5 #31	React — Components & JSX react coding-practice	—	20	Easy	Solve
309	Sum 1..5 #31	Basic JavaScript Programs javascript coding-practice	—	20	Easy	Solve
310	T-SQL SELECT TOP 3 by salary #31	SQL Server — SELECT basics sqlserver coding-practice	—	20	Easy	Solve
311	Check if 3 is prime	Basic C# Programs csharp coding-practice	—	30	Medium	Solve
312	Filter evens #32	Basic JavaScript Programs javascript coding-practice	—	30	Medium	Solve
313	Filter evens #32	React — Components & JSX react coding-practice	—	30	Medium	Solve
314	Filter evens #32	Basic Node.js Programs nodejs coding-practice	—	30	Medium	Solve
315	MongoDB queries #32	MongoDB — Queries mongodb coding-practice	—	30	Medium	Solve
316	MySQL SELECT top earners #32	MySQL — SELECT basics mysql coding-practice	—	30	Medium	Solve
317	PostgreSQL SELECT with LIMIT #32	PostgreSQL — SELECT basics postgresql coding-practice	—	30	Medium	Solve
318	Product of array except self #32	DSA — Arrays dsa coding-practice	—	30	Medium	Solve
319	Select price > 410 #32	SQL — SELECT basics sql coding-practice	—	30	Medium	Solve
320	T-SQL SELECT TOP 4 by salary #32	SQL Server — SELECT basics sqlserver coding-practice	—	30	Medium	Solve
321	First 5 Fibonacci numbers	Basic C# Programs csharp coding-practice	—	30	Medium	Solve
322	Map squares #33	React — Components & JSX react coding-practice	—	40	Hard	Solve
323	Map squares #33	Basic Node.js Programs nodejs coding-practice	—	40	Hard	Solve
324	Map squares #33	Basic JavaScript Programs javascript coding-practice	—	40	Hard	Solve
325	MongoDB queries #33	MongoDB — Queries mongodb coding-practice	—	30	Medium	Solve
326	MySQL SELECT top earners #33	MySQL — SELECT basics mysql coding-practice	—	30	Medium	Solve
327	PostgreSQL SELECT with LIMIT #33	PostgreSQL — SELECT basics postgresql coding-practice	—	30	Medium	Solve
328	Product of array except self #33	DSA — Arrays dsa coding-practice	—	30	Medium	Solve
329	Select price > 420 #33	SQL — SELECT basics sql coding-practice	—	30	Medium	Solve
330	T-SQL SELECT TOP 5 by salary #33	SQL Server — SELECT basics sqlserver coding-practice	—	40	Hard	Solve
331	Count evens from 1 to 18	Basic C# Programs csharp coding-practice	—	20	Easy	Solve
332	Max in set #34	React — Components & JSX react coding-practice	—	30	Medium	Solve
333	Max in set #34	Basic Node.js Programs nodejs coding-practice	—	30	Medium	Solve
334	Max in set #34	Basic JavaScript Programs javascript coding-practice	—	30	Medium	Solve
335	MongoDB queries #34	MongoDB — Queries mongodb coding-practice	—	30	Medium	Solve
336	MySQL SELECT top earners #34	MySQL — SELECT basics mysql coding-practice	—	40	Hard	Solve
337	PostgreSQL SELECT with LIMIT #34	PostgreSQL — SELECT basics postgresql coding-practice	—	40	Hard	Solve
338	Product of array except self #34	DSA — Arrays dsa coding-practice	—	30	Medium	Solve
339	Select price > 430 #34	SQL — SELECT basics sql coding-practice	—	40	Hard	Solve
340	T-SQL SELECT TOP 6 by salary #34	SQL Server — SELECT basics sqlserver coding-practice	—	30	Medium	Solve
341	GCD of 19 and 26	Basic C# Programs csharp coding-practice	—	30	Medium	Solve
342	MongoDB queries #35	MongoDB — Queries mongodb coding-practice	—	30	Medium	Solve
343	MySQL SELECT top earners #35	MySQL — SELECT basics mysql coding-practice	—	30	Medium	Solve
344	PostgreSQL SELECT with LIMIT #35	PostgreSQL — SELECT basics postgresql coding-practice	—	30	Medium	Solve
345	Product of array except self #35	DSA — Arrays dsa coding-practice	—	30	Medium	Solve
346	Reduce product #35	Basic JavaScript Programs javascript coding-practice	—	20	Easy	Solve
347	Reduce product #35	Basic Node.js Programs nodejs coding-practice	—	20	Easy	Solve
348	Reduce product #35	React — Components & JSX react coding-practice	—	20	Easy	Solve
349	Select price > 440 #35	SQL — SELECT basics sql coding-practice	—	30	Medium	Solve
350	T-SQL SELECT TOP 7 by salary #35	SQL Server — SELECT basics sqlserver coding-practice	—	20	Easy	Solve

Problem of the day

Graph Valid Tree

Medium · +15 pts

Solve today

Weekly leaderboard

View all

Be the first to climb the board this week.

Company sheets

Toolliyo unique — practice by hiring company.

Google Amazon Microsoft Meta Apple Netflix TikTok LinkedIn Nvidia Uber

Browse all companies

Interview path

DSA Interview 150 All roadmaps 3,700+ Interview Q&A

Problems explorer