Concepts2
⚙️AlgorithmAdvanced
Subset Sum Convolution
Subset Sum Convolution (often called Subset Convolution) computes C[S] by summing A[T]×B[U] over all disjoint pairs T and U whose union is S.
#subset convolution#subset sum convolution#sos dp+11
⚙️AlgorithmAdvanced
Sum over Subsets (SOS) DP
Sum over Subsets (SOS) DP lets you compute F[mask] = sum of A[submask] over all submasks in O(n 2^n) instead of O(3^n).
#sos dp#subset zeta transform#mobius inversion+11