require 'prime'
A,B,C=gets.split.map(&:to_i)
c=C.prime_division.map{|n,p|(0..p).map{|i|n**i}}
puts c.shift.product(*c).map{|_|_.reduce(1,:*)}.select{|x|x**3+A*x**2+B*x+C==0}.sort*' '