Deep dives into algorithms, system design, and problem-solving strategies for technical interviews.
Apr 11, 2026
0:00 Introduction 2:16 Problem A: earthly visitor (Maximize/Minimize X and Y) 6:35 Problem B: Negate 6 (Maximizing sum by negating 6 of 7 integers) 10:17 Problem C: Median Permutation (Maximizing sum of medians in contiguous blocks) 26:10 Problem D: Distinct GCD Sequence 45:56 Problem E: Bitwise XOR Operation 55:38 Problem F: Even Subtree Sizes
Apr 6, 2026
