everest% CC -DNDEBUG bstring3.C main1.C
bstring3.C:
main1.C:
everest% 

everest% a.out
Pick (1-3): 1
James Bond age=37
everest% 

everest% a.out
Pick (1-3): 2
Student: Peppermint Patty age=7 year=1 gpa=1.2
everest% 

everest% a.out
Pick (1-3): 3
Faculty: Newt Gingrich age=53 experience=12
everest%