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  1. M

    Formula Challenge 014 - Count number of times a numeric array occurs in another

    =SUM((D2&E2=A1:A11&B1:B11)*(D3&E3=A2:A12&B2:B12)) This works for me, yielding the same array and result as previous respondents' formulas. Assumes nList is A2:B11 and sList is D2:E3. However, its relative simplicity makes me think I'm overlooking something...
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