Write a c program which displays the matrix column by column.

For example:

Given $2$D array A $=[$

$123$

$456$

$789$

$]$

Output should display:

Column $1$:

$1$

$4$

$7$

Column $2$:

$2$

$5$

$8$

Column $3$:

$3$

$6$

$9$