print "--police--  --sanitation--  --fire--"

for police = 2 to 7 step 2
    for fire = 1 to 7
        if fire = police then continue for
        sanitation = 12 - police - fire
        if sanitation = fire or sanitation = police then continue for
        if sanitation >= 1 and sanitation <= 7 then
            print rjust(police, 6); rjust(fire, 13); rjust(sanitation, 12)
        end if
    next fire
next police