问题描述: 用VB编程求1/2+2/3+3/4+4/5…… 前50项之和.(用for语句编程) 1个回答 分类:综合 2014-11-30 问题解答: 我来补答 Dim s As SingleDim i As IntegerFor i = 1 To 50 s = s + i / (i + 1)NextMsgBox "前50项和为" & s 展开全文阅读