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History of Idiom 26 > diff from v95 to v96

Edit summary for version 96 by programming-idioms.org:
[Python] +DemoURL
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Version 95

2021-12-20, 11:11:31

Version 96

2021-12-23, 09:08:33

Idiom #26 Create a 2-dimensional array

Declare and initialize a matrix x having m rows and n columns, containing real numbers.

Idiom #26 Create a 2-dimensional array

Declare and initialize a matrix x having m rows and n columns, containing real numbers.

Variables
x,m,n
Variables
x,m,n
Extra Keywords
2d
Extra Keywords
2d
Code 
x = [[0] * n for _ in range(m)]
Code 
x = [[0] * n for _ in range(m)]
Comments bubble
Do not just "multiply by m", which would duplicate the references to the inner arrays.
Comments bubble
Do not just "multiply by m", which would duplicate the references to the inner arrays.
Demo URL
https://replit.com/@ProgIdioms/GloriousProbableLicense#main.py