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A, B, C be three sets such that n(A) = ...

A, B, C be three sets such that `n(A) = 2, n(B) 3,n(C)=4`. If `P(x)` denotes power set of x. `K=(n(P(P(C))))/(n(P(P(A))-n(P(P(B))))` . Sum of digits of K is ______

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