题解 | #牛牛的矩阵相加#
牛牛的矩阵相加
https://www.nowcoder.com/practice/730b90507602412fac90a3f106bfa0cd
list_1=[[1,2,3],[4,5,6],[7,8,9]]
n=int(input())
for i in range(0,3):
for j in range(0,3):
list_1[i][j]*=n
print(list_1)
牛牛的矩阵相加
https://www.nowcoder.com/practice/730b90507602412fac90a3f106bfa0cd
list_1=[[1,2,3],[4,5,6],[7,8,9]]
n=int(input())
for i in range(0,3):
for j in range(0,3):
list_1[i][j]*=n
print(list_1)
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