bulk-generated Coding Problems

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

6307 problems in this topic

#	Title	Topics	Acceptance	Pts	Difficulty
851	Array max (6 elements) #22	C# Programs — Arrays csharp coding-practice	—	20	Easy	Solve
852	Filter category X #22	SQL — WHERE & filtering sql coding-practice	—	40	Hard	Solve
853	Filter evens #22	React — Props react coding-practice	—	30	Medium	Solve
854	Filter evens #22	JavaScript — Arrays javascript coding-practice	—	30	Medium	Solve
855	Filter evens #22	Node.js — Modules nodejs coding-practice	—	30	Medium	Solve
856	MongoDB updates #22	MongoDB — Updates mongodb coding-practice	—	30	Medium	Solve
857	MySQL WHERE salary > 185000 #22	MySQL — WHERE & filtering mysql coding-practice	—	40	Hard	Solve
858	PostgreSQL ILIKE search #22	PostgreSQL — WHERE & filtering postgresql coding-practice	—	40	Hard	Solve
859	T-SQL WHERE salary > 122500 #22	SQL Server — WHERE & filtering sqlserver coding-practice	—	30	Medium	Solve
860	Valid palindrome "neetcode" #22	DSA — Strings dsa coding-practice	—	20	Easy	Solve
861	Filter category X #23	SQL — WHERE & filtering sql coding-practice	—	30	Medium	Solve
862	Longest substring without repeat #23	DSA — Strings dsa coding-practice	—	30	Medium	Solve
863	Map squares #23	JavaScript — Arrays javascript coding-practice	—	20	Easy	Solve
864	Map squares #23	React — Props react coding-practice	—	20	Easy	Solve
865	Map squares #23	Node.js — Modules nodejs coding-practice	—	20	Easy	Solve
866	MongoDB updates #23	MongoDB — Updates mongodb coding-practice	—	30	Medium	Solve
867	MySQL WHERE salary > 190000 #23	MySQL — WHERE & filtering mysql coding-practice	—	30	Medium	Solve
868	PostgreSQL ILIKE search #23	PostgreSQL — WHERE & filtering postgresql coding-practice	—	30	Medium	Solve
869	Reverse array #23	C# Programs — Arrays csharp coding-practice	—	30	Medium	Solve
870	T-SQL WHERE salary > 125000 #23	SQL Server — WHERE & filtering sqlserver coding-practice	—	20	Easy	Solve
871	Anagram check #24	DSA — Strings dsa coding-practice	—	20	Easy	Solve
872	Filter category X #24	SQL — WHERE & filtering sql coding-practice	—	30	Medium	Solve
873	Linear search 8 #24	C# Programs — Arrays csharp coding-practice	—	20	Easy	Solve
874	Max in set #24	JavaScript — Arrays javascript coding-practice	—	30	Medium	Solve
875	Max in set #24	React — Props react coding-practice	—	30	Medium	Solve
876	Max in set #24	Node.js — Modules nodejs coding-practice	—	30	Medium	Solve
877	MongoDB updates #24	MongoDB — Updates mongodb coding-practice	—	30	Medium	Solve
878	MySQL WHERE salary > 195000 #24	MySQL — WHERE & filtering mysql coding-practice	—	30	Medium	Solve
879	PostgreSQL ILIKE search #24	PostgreSQL — WHERE & filtering postgresql coding-practice	—	30	Medium	Solve
880	T-SQL WHERE salary > 127500 #24	SQL Server — WHERE & filtering sqlserver coding-practice	—	30	Medium	Solve
881	Average array #25	C# Programs — Arrays csharp coding-practice	—	20	Easy	Solve
882	Filter category X #25	SQL — WHERE & filtering sql coding-practice	—	40	Hard	Solve
883	MongoDB updates #25	MongoDB — Updates mongodb coding-practice	—	30	Medium	Solve
884	MySQL WHERE salary > 200000 #25	MySQL — WHERE & filtering mysql coding-practice	—	40	Hard	Solve
885	PostgreSQL ILIKE search #25	PostgreSQL — WHERE & filtering postgresql coding-practice	—	40	Hard	Solve
886	Reduce product #25	React — Props react coding-practice	—	40	Hard	Solve
887	Reduce product #25	JavaScript — Arrays javascript coding-practice	—	40	Hard	Solve
888	Reduce product #25	Node.js — Modules nodejs coding-practice	—	40	Hard	Solve
889	T-SQL WHERE salary > 130000 #25	SQL Server — WHERE & filtering sqlserver coding-practice	—	40	Hard	Solve
890	Valid palindrome "leetcode" #25	DSA — Strings dsa coding-practice	—	20	Easy	Solve
891	Array sum (10 elements) #26	C# Programs — Arrays csharp coding-practice	—	20	Easy	Solve
892	Filter category X #26	SQL — WHERE & filtering sql coding-practice	—	30	Medium	Solve
893	Longest substring without repeat #26	DSA — Strings dsa coding-practice	—	30	Medium	Solve
894	MongoDB updates #26	MongoDB — Updates mongodb coding-practice	—	30	Medium	Solve
895	MySQL WHERE salary > 205000 #26	MySQL — WHERE & filtering mysql coding-practice	—	30	Medium	Solve
896	PostgreSQL ILIKE search #26	PostgreSQL — WHERE & filtering postgresql coding-practice	—	30	Medium	Solve
897	Sum 1..15 #26	JavaScript — Arrays javascript coding-practice	—	30	Medium	Solve
898	Sum 1..15 #26	React — Props react coding-practice	—	30	Medium	Solve
899	Sum 1..15 #26	Node.js — Modules nodejs coding-practice	—	30	Medium	Solve
900	T-SQL WHERE salary > 132500 #26	SQL Server — WHERE & filtering sqlserver coding-practice	—	30	Medium	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