#ifndef LEAPYEAR_INCLUDED

#define LEAPYEAR_INCLUDED

class LeapYear

{

public:

bool IsLeapYear(int year);

};

#endif

#include "leapyear.hpp"

auto Or = [](bool a,bool b)->bool{ return a||b; };

auto And = [](bool a,bool b)->bool{ return a&&b; };

auto Not = [](bool a)->bool{ return !a; };

auto Aliquot = [](int dividend,int divisor){return dividend%divisor == 0;};

bool LeapYear::IsLeapYear(int year)

{

auto aliquotby4 = Aliquot(year,4);

auto notaliquotby100 = Not(Aliquot(year,100));

auto aliquotby400 = Aliquot(year,400);

auto leapyear = Or(And(aliquotby4,notaliquotby100),aliquotby400);

return leapyear;

}