0
[]
2
[]
get_line(2)
1
[]
2
[]
get_line(2)
2
[]
2
[]
get_line(2)
3
[]
2
[]
get_line(2)
4
[]
2
[]
get_line(2)
5
[]
2
[]
get_line(2)
6
[]
2
[]
get_line(2)
7
[]
2
[]
get_line(2)
8
[]
2
[]
get_line(2)
9
[]
2
[]
get_line(2)
1
vectorize
1
vectorize
#
1
vectorize
#
1
vectorize
#
1
vectorize
#
1
vectorize
#
1
vectorize
#
1
vectorize
#
1
vectorize
#
1
vectorize
#
get_column(10)(2)