我需要一些帮助才能在Swift2.0中建立一个新数组。我有两个数组，一个包含日期，另一个包含该日期的付款。letyear=[February2016,March2016,June2017,October2017,January2018,April2019]//Dataatwhichapaymentisinitiatedletpayment=["1000","2000,"3000","1000","2000,"3000"]//paymentamountatdateinarrayyear我想基于此在Swift代码中创建两个新数组。最终结果应该是这样的:letyearSum[2016,201