How to print nested array row by row?

Question

Let say I have the following array:
arr = [[2, 6], [3, 4]]

Expected output:
[2, 6]
[3, 4]

However,
the following output appear instead.
Code:
print arr

Output:
[[2, 6], [3, 4]]

Code:
puts arr

Output:
2
6
3
4

Answer 1

Thanks. Loops working great.

for i in (0..arr.length-1)
print arr[i]
puts "\n"
end

Answer 2

print arr[0]
puts
print arr [1]

you can do with loops also.