lassie% a.out Player 1: what is your name? Dr. Jekyll Player 2: what is your name? Mr. Hyde Dr. Jekyll: what is your IQ score? 125 Mr. Hyde: what is your IQ score? 75 Dr. Jekyll and Mr. Hyde: your combined IQ is 200 Dr. Jekyll and Mr. Hyde: your average IQ is 100.000000 Goodbye, Dr. Jekyll and Mr. Hyde.