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History of Idiom 26 > diff from v85 to v86

Edit summary for version 86 by programming-idioms.org:
[Python] Variable name x
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Version 85

2021-08-16, 19:56:16

Version 86

2021-08-16, 19:56:52

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 
[[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.