n=gets.to_i
ys=gets.split(" ").map{|e| e.to_i}
if ys.size==2 then
	puts ys.reverse.join(" ")
else 
	xs=[]
	s1=0
	ys.each_cons(2){|a,b|
		xs<<-(b-a+s1)*(n-1)
		s1+=b-a
	}
	a2=(ys.sum-xs.sum)/n
	xs.unshift(0)
	puts xs.map{|e| e+a2}.join(" ")
end