David Scott was the commander for Apollo 15. He was also a main point of contact between MIT, who developed the Apollo flight computer, and the astronauts who were going to use that computer. Apparently, he liked the computer a lot:
[...] he developed great affection for the Apollo computer, and also the ability to add his own programs to it, which he did as commander of Apollo 15.
from: Charles Fishman, "One Giant Leap", p. 134
What programs did Scott add to the Apollo 15 and where these unique to that mission?