There must be an echo in here!?? This is an unaltered repeat of a very poor submission. We need to implement echo cancellation to keep this from happening.
There is no way to stop this game except ctrl-c.
Entering 'help productgame' returns
.............................medium level
The m-file is a script and not a function. Its first command is clear and clc
And: Why so much effort for such a silly game?