collections Coding Problems

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

103 problems in this topic

#	Title	Topics	Acceptance	Pts	Difficulty
1	Collections — List remove duplicates	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
2	Collections — Dictionary frequency map	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
3	Collections — Stack balanced brackets	C# Programs — Collections csharp coding-practice	—	40	Hard	Solve
4	List — add and sum #1	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
5	Dictionary — word count #2	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
6	HashSet — remove duplicates #3	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
7	Queue — FIFO demo #4	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
8	Stack — LIFO demo #5	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
9	SortedDictionary — ordered keys #6	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
10	List — add and sum #7	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
11	Dictionary — word count #8	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
12	HashSet — remove duplicates #9	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
13	Queue — FIFO demo #10	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
14	Stack — LIFO demo #11	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
15	SortedDictionary — ordered keys #12	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
16	List — add and sum #13	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
17	Dictionary — word count #14	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
18	HashSet — remove duplicates #15	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
19	Queue — FIFO demo #16	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
20	Stack — LIFO demo #17	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
21	SortedDictionary — ordered keys #18	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
22	List — add and sum #19	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
23	Dictionary — word count #20	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
24	HashSet — remove duplicates #21	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
25	Queue — FIFO demo #22	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
26	Stack — LIFO demo #23	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
27	SortedDictionary — ordered keys #24	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
28	List — add and sum #25	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
29	Dictionary — word count #26	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
30	HashSet — remove duplicates #27	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
31	Queue — FIFO demo #28	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
32	Stack — LIFO demo #29	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
33	SortedDictionary — ordered keys #30	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
34	List — add and sum #31	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
35	Dictionary — word count #32	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
36	HashSet — remove duplicates #33	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
37	Queue — FIFO demo #34	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
38	Stack — LIFO demo #35	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
39	SortedDictionary — ordered keys #36	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
40	List — add and sum #37	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
41	Dictionary — word count #38	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
42	HashSet — remove duplicates #39	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
43	Queue — FIFO demo #40	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
44	Stack — LIFO demo #41	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
45	SortedDictionary — ordered keys #42	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
46	List — add and sum #43	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
47	Dictionary — word count #44	C# Programs — Collections csharp coding-practice	—	30	Medium	Solve
48	HashSet — remove duplicates #45	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
49	Queue — FIFO demo #46	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve
50	Stack — LIFO demo #47	C# Programs — Collections csharp coding-practice	—	20	Easy	Solve

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