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static int substringsScoreICPosNeg(S s, Cl pos, Cl neg) { ret substringsScoreIC(s, pos)-substringsScoreIC(s, neg); } static int substringsScoreICPosNeg(S s, Pair> posNeg) { ret substringsScoreICPosNeg(s, posNeg.a, posNeg.b); }