let line = getline(1)
let num = str2nr(line, 10)
let lowest = num % 10
if lowest == 3
  call setline(1, 'bon')
elseif lowest == 2 || lowest == 4 || lowest == 5 || lowest == 7 || lowest == 9
  call setline(1, 'hon')
else
  call setline(1, 'pon')
endif
wq
