create an 2d array in python code example

Example 1: how to create 2d list in python

o=[]
for i in range(0,rows):
    x=[]
    for j in range(0,cols):
        x.append(0)
    o.append(x)
#if you use [[0]*cols]*rows all rows will become the same list
#so editing in one row will edit all rows

Example 2: 2d array python

array = [[value] * lenght] * height

//example
array = [[0] * 5] * 10

print(array)

Example 3: 2D array python

# 2D arrays in python can be used to create rudimentary games

array_2d = [['row0, column0'], ['row0, column1'], ['row0, column2'],
            ['row1, column0'], ['row1, column1'], ['row1, column2'],
            ['row2, column0'], ['row2, column1'], ['row2, column2']]

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Cpp Example