FÃ lix HouphouÃ `` t-Boigny ( 18 October 1905 â `` 7 December 1993 ) was the first President of CÃ te d'Ivoire . FÃ lix HouphouÃ `` t-Boigny ( ; 18 October 1905 â `` 7 December 1993 ) , affectionately called Papa HouphouÃ `` t or Le Vieux , was the first President of CÃ te d'Ivoire .