class Solution(object):
def setZeroes(self, matrix):
"""
:type matrix: List[List[int]]
:rtype: void Do not return anything, modify matrix in-place instead.
"""
if not matrix:
return
m = len(matrix)
if m == 0:
return
r = []
c = []
n = len(matrix[0])
for i in range(m):
for j in range(n):
if matrix[i][j] == 0:
r.append(i)
c.append(j)
# row with zero
r = set(r)
# column with zero
c = set(c)
for i in r:
for j in range(n):
matrix[i][j] = 0
for i in range(m):
for j in c:
matrix[i][j] = 0
python_leetcode面试题解之第73题矩阵置零_题解.zip （1个子文件） 
python_leetcode面试题解之第73题矩阵置零_题解 
073_Set_Matrix_Zeroes.py 774B资源评论
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