First Occurence Fesable

The feasible function for the array [1,3,3,5,7,9] should be [F,T,T,F,F,F] because we want the first index of the target (in this case, it is 3). The value 5 at index 3 will be False and shouldn’t be True.

The explanation says it should be [F,T,T,T,T,T]