Trash World News 4

"File 200 contains exactly one number, N. Create a new file in the outbox containing the numbers N through 0 in decreasing order. When you are finished, delete file 200."
 * This is a tutorial mission. The answer can be found in the first issue of the zine.
 * Remember that T is usable as a general purpose register and that FJMP and TJMP check it for the value 0.