cplex求解旅行商问题

利用商业软件cplex求解旅行商问题 Option Explicit Private Type point x As Double y As Double End Type Private Type save i As Long j As Long s As Double End Type Private points() As point, cost() As Double, saving() As save, n As Long, m As Long Private trip() As String 'http://www.dayi.net/Comments.asp?questionID=37611&topic=VB 'C-W Saving Algorithm