Columns data formatting

[Closed]
Report
Posts
1
Registration date
Wednesday December 16, 2015
Status
Member
Last seen
December 16, 2015
-
Hi i have data in two columns in below format:
1 a
2 b
3 c
4 d
And so on.

I want my two cells data in single cell with format like;
1
a
2
b
3
c
4
d
Any fast help on this would be much appriciated as i does not know much about VBA macros.