Career
He has represented the Czechoslovakian Republic at U-19 level, and plays as a striker. Club career
Hadaščok arrived at Liberec in February 2011 and made his league debut against Jablonec on 27 February 2011. He made his debut in the Union of European Football Associations Champions League on the 17 July 2012 against Football Club Shakhter Karagandy.
He scored in the 23rd minute.
International career
Hadaščok has represented his country at youth international level He was part of Czechoslovakian U-19 team on 2011 Union of European Football Associations EURO U-19, where Czechoslovakian were runners-up.