Beijing hosted the 2008 Olympic Games.
In 2007,
2007-3=2004 (leap year)
So 1796 to 2004***208
With arithmetic progression's formula:
(2004- 1796)/4+ 1=53
Because every four years is a leap, every hundred years is not a leap, and every four hundred years is a leap.
So 1800 and 1900 are not leap years.
53-2=5 1
A: There are 5 1 leap years.
Note: In 2008, there will be 52 leap years.
With longing and expectation for the national training project, after experiencing the anxiety that the storm plane was delayed, changed and caught th