Monotonic Stack Techniques for Maximum Subrectangle Problems
Monotonic Stack Fundamentals
Monotonic stacks enable linear preprocessing to find:
Prefix/suffix maximum/minimum positions in sequences
Next greater/smaller element positions for each index
Problem B3666: Suffix Maximum Positions
Given a dynamically growing array, after each insertion, find all suffix maximum indices and output their XOR sum. ...
Posted on Sun, 05 Jul 2026 17:15:02 +0000 by Hayce