Embark on a structured learning journey to conquer essential array-based algorithms and data structures. This path covers fundamental array manipulations, advanced subarray problems using techniques like two pointers, sliding window, prefix sums, and hashing. Dive deep into matrix operations, permutations, and tackle challenging problems like inversions and reverse pairs, all while understanding brute-force, better, and optimal approaches.
Longest Subarray with sum K | Brute - Better - Optimal | Generate Subarrays
41:42
Kadane's Algorithm | Maximum Subarray Sum | Finding and Printing
20:09
Count Subarray sum Equals K | Brute - Better -Optimal
24:09
Number of Subarrays with xor K | Brute - Better - Optimal
24:55
Maximum Product Subarray - Best Intuitive Approach Discussed
20:27
Quiz: Subarray & Sum/Product Problems
10 min
2 Sum Problem | 2 types of the same problem for Interviews | Brute-Better-Optimal
18:20
Majority Element I | Brute-Better-Optimal | Moore's Voting Algorithm | Intuition 🔥|Brute to Optimal
18:13
Majority Element II | Brute-Better-Optimal
26:58
3 Sum | Brute - Better - Optimal with Codes
38:25
4 Sum | Brute - Better - Optimal with Codes
28:47
Longest Consecutive Sequence | Google Interview Question | Brute Better Optimal
23:11
Merge Overlapping Intervals | Brute, Optimal with Precise TC analysis
22:35
Quiz: Two Pointers, Hashing & Majority Elements
10 min
Set Matrix Zeroes | O(1) Space Approach | Brute - Better - Optimal
30:07
Rotate Matrix/Image by 90 Degrees | Brute - Optimal
17:47
Spiral Traversal of a Matrix | Spiral Matrix
16:33
Next Permutation - Intuition in Detail 🔥 | Brute to Optimal
28:15
Pascal Triangle | Finding nCr in minimal time
26:45
Quiz: Matrix & Permutations
10 min