Traditional Culture Encyclopedia - Almanac inquiry - 2008 is a leap year. Is 20 18 a leap year? Draw or illustrate
2008 is a leap year. Is 20 18 a leap year? Draw or illustrate
The analysis process is as follows:
20 18 is not a leap year. Under normal circumstances, there is a leap year every four years, and 2008 is a leap year, then:
2008+4=20 12 is a leap year, 20 12+4=20 16 is a leap year, and 20 16+4=2020 is a leap year. Through examples, we can get: 20/kloc-0.
Extended data:
The judgment method of leap year:
① A leap year is a year in which ordinary years are divisible by 4 and cannot be divisible by 100. (For example, 2004 is a leap year, 1900 is not. )
② Leap year can be divisible by 400 in century year. (For example, 2000 is a leap year, 1900 is not. )
③ For a year with large numbers, if it can be divisible by 3200 and 172800, it is a leap year. For example, 172800 is a leap year, but 86400 is not (because 3200 is divisible, but 172800 is not).
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