问答题Tanya can swim faster than Jack but slower than Sally. Harry usually swims faster than Jack, sometimes swims faster than Tanya, but never swims faster than Sally. Who is the slowest swimmer?
题目
问答题
Tanya can swim faster than Jack but slower than Sally. Harry usually swims faster than Jack, sometimes swims faster than Tanya, but never swims faster than Sally. Who is the slowest swimmer?