a weird lang
u: changes w to u
o: changes w to u
w: prints w
uw: subtract u from w
ow: subtract o from w
wu: add w to u
wo: add w to o
uo: set u to o
ou: set o to u
uwu: multiply u by 2
owo: multiply o by 2
uwo: multiply u by o
0_0: end command