For smart people only.. Can you move just one pencil to reverse the order of the pens in 20 seconds?

Al-Marsad newspaper: The Sun newspaper published a new riddle classified as “smart people only.” Although it is very easy and simple, it requires great focus.

The picture shows 10 pencils arranged on a desk in four groups, read from right to left 1, 2, 3, 4 and the order is required to reverse the order so that the number of pens in groups becomes 4, 3, 2, 1 by moving one pencil.

To solve this puzzle, you have to move the second pencil from the left into the empty space between the first pencil on the far right and the next pair, so that this group becomes 4 pencils.