26. Four people took part in a running
race: A, B, C, D. The race
an N viewer also watched it. After the
competition, the following
they said:
A: - I didn't win, but I beat C.
B: - I got ahead of C.
C: - D reached the finish line earlier than
B.
D: - I wasn't the last
N: - The first place winner didn't tell the
truth, the others did
they told the truth.
at least three are true.
Prove that C is not among the first two.
Is it possible that N was telling the truth?