Question

How to fill 2D list (array) (matrix) with random number in Python

Answer 1

import random

matrix = [[0, 0, 0],
          [0, 0, 0]]

rows = len(matrix)
cols = len(matrix[0])

for i in range(rows):
    for j in range(cols):
        matrix[i][j] = random.randint(1, 13)

print(matrix)
 
 
'''
run:

[[9, 4, 11], [1, 13, 6]]
 
'''

 

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