A tourist gets sick while staying in a small town. He asks a
resident: "I want to see a good doctor. Where can I find one?"
"That is easy. According to the local law, a doctor must
hang a balloon out of his clinic for every patient that he does
not
cure. All you have to do is pick the doctor with the fewest balloons
hanging out of his office."
So he goes down the street looking for clinics. One clinic
has 25 balloons outside of it. Another has 32. Finally he finds
one
with just 7 balloons hanging out of it. He enters the clinic.
"Please sit down first," the doctor greets him. "I have only
been in business two days and I am quite busy.
