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
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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
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is not simply random text.
1 >>> a = [1, 2, 3] 2 >>> a[-1] 3 3