jumping to -1 is exciting

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A tape-based language whose informal name and acronym is "wapr". The name is a pun on the first line of the original spec - being that "Jumping to -1 is exiting." - this still holds true.

! f t c -> jump (t if c else f)
" x -> -x
# ... n2 n1 n0 2 1 -> ... n1 n2 n0
# ... n2 n1 n0 1 -1 -> ... n2 n0
$ x y -> x+y
% x -> x x
anything else (apart from whitespace) append to tape (% 127) - 38

blahbot` in #esoteric can run this.