(CuA)uB conjunto C={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19}
A={2,3,5,7,11,13,17,19,23,29}
B={7,9,11,13,15,17,19,21,23,25,27,29,31,33}