j + k = jk (just kidding)

txlyre f5832813ba add it; upd help; fix scanwith hai 5 meses
.gitignore dcd441be2a initial hai 5 meses
build.sh dcd441be2a initial hai 5 meses
jk.c f5832813ba add it; upd help; fix scanwith hai 5 meses