LSAck报文（Link State Acknowledgment Packet）是

The Genesis(起源) of the Olympics
The Olympic Games are an international sports competition, in which   1   play in many different types of
games. Some athletes compete in the   2   Olympics. Some compete in the Summer Olympics. The
Olympic Games are very old and have a very interesting history.
     The first Olympic Games were held in   3   in ancient times(古代). They probably began in the sixth
century B.C. The contests were held every   4   years in the summer. The first games lasted for only one
day. There was only one contest. It was a short   5  . Only Greek men were allowed to run in the race. 
  6   women were allowed, and no non-Greeks were allowed to run in the race.   7   were not allowed
to watch the race, either, or to be anywhere near the racing area.  8   events were added later. One
event added later was swimming. But the ancient games were stopped in   9   century A.D.,  10  Greece
was ruled by Rome. Now, how much do you know about the genesis(起源) of the Olympics?