A
A
c
B
B
c
A ∩ B
(A ∩ B)
c
A ∪ B
(A ∪ B)
c
A - B
(A - B)
c
B - A
(B - A)
c
B xor A
(B xor A)
c
min-size:614x340, shared by iseohyun