Valg - If/elseif/else del 1 - Løsning

function result = wholeNumber(tallA)
	result = (tallA == round(tallA));
end

function result = evenNumber(tallA)
	result = (wholeNumber(tallA/2));
	% eller
	result = (mod(tallA,2) == 0);
end

function result = posNumber(tallA)
	result = (tallA > 0);
end

function myNumbers
	tallA = input('Give me a number: ');

	if (wholeNumber(tallA))
    	disp('Tallet er et heltall');
    	
		if evenNumber(tallA)
        	disp('Tallet er et partall');
		else
        	disp('Tallet er et oddetall');
    	end
	else
    	disp('Tallet er ikke et heltall');
	end
	
	if posNumber(tallA)
    	disp('Tallet er positivt');
	else
    	disp('Tallet er negativt');
	end
end

function result = compareNumbers(tallA, tallB)
    result = (~(tallA< tallB) && ~(tallA>tallB));
end