select c.* order by count(c.contrno) over ( partition by c.contrno ) desc) t select k.* from (select rownum rn ,t.* from(select c.* order by count(c.contrno) over ( partition by
我希望改进我的代码,使其更高效,比如缩短代码,但继续获得相同的输出,或者在代码中添加一些更复杂的函数。while restart not in ('N', 'n', 'NO', 'no'): num_orders = int(input("How many for Tea? "))
print ("there are", num_orders, "P