Maximal Square
Given a binary matrix, find out the largest size square sub-matrix with all 1's and return its area.
Input
matrix: a binary matrix
Output
the area of the largest square in the input matrix
Examples
Example 1:
Input:
1matrix = 2[[1, 0, 1, 0, 0], 3 [1, 0, 1, 1, 1], 4 [1, 1, 1, 1, 0], 5 [1, 0, 0, 1, 0]] 6
Output: 4
Explanation:
The largest square is of size 2x2 and area 4.
Try it yourself
Solution
Title
Script
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
Contrary to popular belief, Lorem Ipsum is not simply random text.
1 >>> a = [1, 2, 3] 2 >>> a[-1] 3 3