damned if i know

Translations
понятия не имею
I tried to figure out the answer, but damned if I know.
Я пытался найти ответ, но понятия не имею.
Definitions
An informal expression used to indicate that the speaker has no idea or absolutely does not know the answer to a question.
Words
damned

adjective
проклятый
if

conjunction
если
i

pronoun
я
know

verb
знаю