Code Matrix || Dhiraj Lokhande || Software Developer 💼 on Instagram: "⏭️Service-based Companies 🔸Arrays and Strings: Basics like finding duplicates, reversing arrays, or simple string manipulations. 🔸Sorting and Searching: Problems on selection sort, binary search, and bubble sort. 🔸Linked Lists: Operations like insertion, deletion, and reversal of a linked list. Example: "Reverse a singly linked list." 🔸Recursion Basics: Solving simple recursion problems like factorial and Fibonacci sequen

Minhaz | Software Engineer | Freelancer on Instagram: "💭 Want that 40 LPA+ dream offer? Stop wasting time on 1000 random Leetcode problems ❌ Crack these 10 must-solve problems that top companies actually ask ✅ Here’s your golden list ⬇️ ✅ Two Sum (Hashing basics) ✅ Best Time to Buy & Sell Stock (Greedy + prefix) ✅ Maximum Subarray (Kadane’s Algorithm) ✅ Longest Substring Without Repeating Characters (Sliding Window) ✅ 3Sum (Two pointers + duplicates) ✅ Merge Intervals (Sorting + merging logic)