问答题
阅读下面的Python程序,请问输出结果是什么? from decimal import * ctx = getcontext() ctx.prec = 2 print(Decimal('1.78')) print(Decimal('1.78')+0) ctx.rounding = ROUND_UP print(Decimal('1.65')+0) print(Decimal('1.62')+0) print(Decimal('-1.45')+0) print(Decimal('-1.42')+0) ct