Coding Interview Resources
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This channel contains the free resources and solution of coding problems which are usually asked in the interviews. Managed by: @love_data
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Network:📈 Analytical overview of Telegram channel Coding Interview Resources
Channel Coding Interview Resources (@crackingthecodinginterview) in the English language segment is an active participant. Currently, the community unites 51 977 subscribers, ranking 2 561 in the Technologies & Applications category and 6 666 in the India region.
📊 Audience metrics and dynamics
Since its creation on невідомо, the project has demonstrated rapid growth, gathering an audience of 51 977 subscribers.
According to the latest data from 31 October, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by -230 over the last 30 days and by -12 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 2.18%. Within the first 24 hours after publication, content typically collects 0.63% reactions from the total number of subscribers.
- Post reach: On average, each post receives 1 132 views. Within the first day, a publication typically gains 326 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 1.
- Thematic interests: Content is focused on key topics such as array, stack, algorithm, programming, sort.
📝 Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
“This channel contains the free resources and solution of coding problems which are usually asked in the interviews.
Managed by: @love_data”
Thanks to the high frequency of updates (latest data received on 01 November, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
51 977
Subscribers
-1224 hours
-697 days
-23030 days
Posts Archive
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Coding Interview – Essential Topics & Concepts 🚀
1️⃣ Data Structures
Arrays & Strings – Sliding window, Two pointers.
Linked Lists – Reversal, Merging, Cycle detection.
Stacks & Queues – Monotonic stack, Priority queue.
HashMaps & HashSets – Frequency counters, Two Sum problem.
Trees & Graphs – DFS, BFS, Binary Search Tree (BST), Dijkstra’s Algorithm.
2️⃣ Algorithms
Sorting – QuickSort, MergeSort, HeapSort.
Searching – Binary Search, Ternary Search.
Recursion & Backtracking – N-Queens, Subset sum.
Dynamic Programming (DP) – Fibonacci, Knapsack, Longest Common Subsequence (LCS).
Greedy Algorithms – Huffman coding, Activity selection.
3️⃣ System Design Basics
Scalability & Load Balancing – Horizontal vs. Vertical Scaling.
Database Sharding & Indexing – Efficient data retrieval.
Microservices & Monolith – Pros & Cons.
Caching Strategies – Redis, Memcached.
Message Queues – Kafka, RabbitMQ.
4️⃣ Coding Interview Strategies
Understand the Problem – Read carefully, ask clarifying questions.
Plan Your Approach – Write test cases, consider edge cases.
Write Clean Code – Follow best practices, use meaningful variable names.
Optimize Your Solution – Reduce time and space complexity.
Practice Mock Interviews – Platforms like LeetCode, CodeSignal, HackerRank.
5️⃣ Common Interview Problems
Two Sum (Hashing)
Reverse a Linked List
Merge Intervals
LRU Cache (HashMap + Doubly Linked List)
Find Cycle in a Graph (DFS/BFS)
Word Ladder (BFS)
Longest Palindromic Substring (DP)
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