```
class Solution(object):
def setZeroes(self, matrix):
"""
:type matrix: List[List[int]]
:rtype: void Do not return anything, modify matrix in-place instead.
"""
row = len(matrix)
column = len(matrix[0])
first_row = False
first_column = False
for i in range(row):
for j in range(column):
if matrix[i][j] == 0:
if i == 0:
first_row = True
if j == 0:
first_column = True
matrix[i][0] = 0
matrix[0][j] = 0
for i in range(1, row):
if matrix[i][0] == 0:
for j in range(1, column):
matrix[i][j] = 0
if matrix[0][0] == 0 and first_column:
matrix[i][0] = 0
for j in range(1, column):
if matrix[0][j] == 0:
for i in range(1, row):
matrix[i][j] = 0
if matrix[0][0] == 0 and first_row:
matrix[0][j] = 0
```