odin-default-js-exercises/leapYears/leapYears.js

const leapYears = function(year){
  if (year%4 == 0){
      if (year % 100 !=0){
          return "Leap Year"
      }
      else if (year%400 == 0){
          return "Leap Year"
      }
      else{
          return "Not a Leap Year"
      }
  }
  else {
      return "Not a Leap Year"
  }
}

module.exports = leapYears