Question

How to get matrix size in Python

Answer 1

matrix = [
    [2, 0, 5, 9],
    [0, 4, 0, 3],
    [0, 8, 0, 1]
]

# Get the number of rows
rows = len(matrix)

# Get the number of columns
columns = len(matrix[0])

total_cells = rows * columns

print(f"Matrix size: {rows} rows x {columns} columns")
print(f"Total Cells: {total_cells}")



'''
run:

Matrix size: 3 rows x 4 columns
Total Cells: 12

'''

 

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