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🔷All∑Math⚙️Algo🗂️DS📚Theory

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⚙️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