geo

possibilities

Inconsistencies Leap Years (February 29 added) * Every Four Years if (year is not divisible by 4) then (it is a common year) else if (year is not divisible by 100) then (it is a leap year) else if (year is not divisible by 400) then (it is a common year) else (it is a leap year) function isLeapYear(year) { if (year % 4 === 0) { } } Leap Seconds