Maupassant's style of writing included plots twists and irony. This style inspired O. Henry.
William Sydney Porter, better known by his pen name O. Henry, was an American short story writer. His stories are characterized by their surprise endings.
Henri René Albert Guy de Maupassant was a French writer, considered as a master of the short story form. His stories are characterized by economy of style and efficient, effortless dénouements (outcomes).