1 2 3 4 5 6 7 function F (A, pos) if (pos ...

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1 2 3 4 5 6 7 function F (A, pos) if (pos <0) return 0 if (pos=-length (A)-1 or pos==0 or A[pos-1]==1 or A[pos+1]==1) return 0 + F (A, pos-1) if (A[pos-1]==0 and A[pos+1]==0)|| return 1+ F (A, pos-1) 1 2 3 4 5 6 7 function F (A, pos) if (pos <0) return 0 if (pos=-length (A)-1 or pos==0 or A[pos-1]==1 or A[pos+1]==1) return 0 + F (A, pos-1) if (A[pos-1]==0 and A[pos+1]==0)|| return 1+ F (A, pos-1)