HOW TO REACH BADDI H.P FROM CHANDIGARH ? (my first question on this sub-reddit)

I AM HAVING MY EXAM AT MAHARAJA AGRESAN COLLEGE BADDI, ON 22ND FEB AT 8:00 AM. HOW TO REACH BADDI FROM CHANDIGARH ACCORDINGLY ? ANY PUBLIC TRANSPORT ? AND SHOULD I REACH BADDI 1 DAY PRIOR TO MY EXAM ?