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šŸ’» 5 Coding Patterns to Crack Any Interview (Dont Solve 500 Questions!)

06 Jan 2026 1 min read

🤯 Stop Solving 500 LeetCode Problems!

šŸ“‰ Are you blindly solving coding questions?

Here is the harsh truth: You cannot memorize every question. Smart developers don't memorize Answers; they memorize Patterns.

If you master these 5 Coding Patterns, you can solve 90% of interview questions asked by Amazon, Google, and TCS. šŸ‘‡


1. Sliding Window 🪟

Use when: Asking for a subarray or substring of a specific size.

Example: "Find the maximum sum of a subarray of size K."

2. Ready for the Job? šŸ’¼

Once you master these patterns, where will you apply? We have curated Fresher Jobs & Internships for you.

šŸš€ APPLY FOR JOBS

3. Two Pointers šŸ‘‰šŸ‘ˆ

Use when: Searching pairs in a sorted array.

Instead of nested loops (O(n²)), use one pointer at the start and one at the end to solve it in O(n) time.

4. Fast & Slow Pointers (Tortoise & Hare) šŸ¢šŸ‡

Use when: Detecting cycles in a LinkedList.

If the Fast Pointer catches the Slow Pointer, there is a loop. This is a favorite question of Microsoft interviewers!

5. Merge Intervals šŸ“…

Use when: Dealing with overlapping time slots.

Example: "Merge all overlapping meetings in a calendar."

🧠 Work Smart, Not Hard

Master these 5 patterns and you can solve hundreds of complex problems easily.

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