sorted

listA = IN[0]
listB = IN[1]
Outlist = list()

for i in range(len(listB)):
    for j in range(len(listA)):
        if listB[i] == listA[j]:
            if listA.count(listB[i])==1:
                Outlist.append(j)
                break
            else:
                Outlist.append(j)
        else:
            continue

OUT = Outlist