1
2
3
1.1
2.2
3.3
1
a
c
1
a
c
[1,2,3]
[4,5,6]
[1.1,2.22,3.33]
[4.4,5.5,6.6]
['a','b','c']
['e','f','g']
['a','b','c']
['e','f','g']
[1]
[0]
[1]
[0]
[0,0,0]
[0,0,0]
[[1,2],[3,4]]
[[5,6],[7,8]]