gets
D=[]
O=[]
gets.split.sort.each{|e|D<<Integer(e).to_s rescue O<<e}
elem_siz=D.size-O.size
L=D[-elem_siz..-1].reverse*''
D2=D[0...-elem_siz]
$><<eval(L+O.zip(D2.reverse).map{|x,y|x+y}*'')
$><<' '
if O-[?+]==[]
	a=(0..O.size).map{''}
	0.upto(D.size-1){|i|a[i%(O.size+1)]<<D[i]}
	p a.reduce(0){|s,e|s+e.to_i}
else
	p eval(D2.zip(O).map{|x,y|x+y}*''+L)
end