Modterrain - How to get rid of the A's?

[16-Bit Yoshi]

Title explains the question.

[Ad Bot]

[16-Bit Yoshi]

Double post
I mean on the blocks, if anyone has not one clue.

[Doomonkey]

Print gun.

[BluetoothBoy]

Place a single block, change to desired print, and the rest should turn out fine.

[16-Bit Yoshi]

Thanks, you two.