Input (grade 7): FranÃ ois Duvalier (April 14, 1907 - April 21, 1971) was the President of Haiti from 1957 until his death in 1971.
Output (grade 11): FranÃ ois Duvalier (14 April 1907 - 21 April 1971), known as "Papa Doc", was the President (dictator) and Head of State of Haiti from 1957 until his death.