const leapYears = function(year) { let leapNonCenturyYear=year%4; let leapCenturyYear=year%100; let especiallyLeapYear=year%400; let result; if(leapNonCenturyYear == 0 && leapCenturyYear > 0) { result = true ; } else if(especiallyLeapYear == 0) { result =true; } else { result = false; } return result; } module.exports = leapYears