va rog urgent.
exercitiul 3.

a) A={1,3,4,5,7,9}; B={3,5,6,8,13}; C={4,5,8,15,22}
b) E3={1,7,9}; E4={8,15,22}; E5={3,6,18,4,1522}
c) E6={3,5}; E7={4,5}; E8={5,8}
d) E9={1,4,7,9}; E10={3,6,13}; E11={8,15,22}
e) E12={3,4,5,8}; E13={1,6,7,13,15,22}