Series

Top interview 150 - leetcode

Leetcode interview 150 series

20 steps

1
19. Length of Last Word – LeetCode 58 ✍️ 2 Clean Approaches | Forward Scan vs Backward Scan
Video · 8:16
2
18. Integer to Roman – LeetCode 12 🏛️ Greedy Breakdown with Edge Cases | Top 150 Series
Video · 11:21
3
17. Roman to Integer – LeetCode 13 🔢 Smart Mapping + Greedy Logic | Top Interview 150
Video · 9:18
4
16. Trapping Rain Water – LeetCode 42 🌧️ Two Pointers vs Prefix–Suffix | Visual & Interview-Ready!
Video · 31:22
5
15. Candy – LeetCode 135 🍬 Two-Pass vs Peak–Valley Greedy | Elegant & Interview-Ready!
Video · 36:39
6
14. Gas Station – LeetCode 134 ⛽ Brute Force vs Greedy Pivot | Clean, Visual, Interview-Ready!
Video · 21:29
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13. Product of Array Except Self – LeetCode 238 ⚡ Prefix–Suffix, Zero Handling & O(1) Space Strategy
Video · 31:55
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12. Insert-Delete-GetRandom O(1) – LeetCode 380 ⚡ Vector + HashMap Trick | Clean & Optimal!
Video · 9:29
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11. H-Index – LeetCode 274 📊 Brute Force vs Optimized Counting Approach | Clean & Intuitive!
Video · 16:58
10
10.2 Jump Game II – LeetCode 45 ⚡ Ultimate Greedy O(n) Approach | Minimum Jumps in One Pass (Part 2)
Video · 14:04
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10.1. Jump Game II – LeetCode 45 🚀 Backtracking, Memoization & DP | Minimum Jumps Explained | part 1
Video · 23:09
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09. Jump Game – LeetCode 55 🚀 Backtracking vs Greedy | Can You Reach the End?
Video · 14:55
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08. Best Time to Buy and Sell Stock II – LeetCode 122 📈 Greedy Multi-Trade Strategy
Video · 5:45
14
07. Best Time to Buy and Sell Stock – LeetCode 121 📈 Optimal Single-Pass Strategy
Video · 14:08
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06. Rotate Array - Leetcode 189 🔁 3 Approaches | In-Place Reverse, Clone Trick, and Brute Rotation!
Video · 14:36
16
05. Majority Element - Leetcode 169 🔥 3 Optimal Approaches | Boyer–Moore Explained in 60 Seconds
Video · 12:05
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04. Remove Duplicates II - Leetcode 80 🔥 2 Ultra-Clean Approaches | Ace Two-Pointer Logic Fast
Video · 24:04
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03. Remove Duplicates from Sorted Array - Leetcode 26 | 2 Methods Explained | Leetcode 150
Video · 13:59
19
01. Remove Element – LeetCode | 2 Powerful Approaches Explained 🔥 (Two Pointers + Overwrite)
Video · 11:18
20
02. Merge Sorted Array - LeetCode 88 | Best In-Place Merge Explained Step-by-Step
Video · 11:51