AB+CA=123,有几种填法答:C最大为9,所以A最小为3,所以 A = 3,B = 0,C = 9 A = 4,B = 9,C = 7 A = 5,B = 8,C = 6 A = 6,B = 7,C = 5 A = 7,B = 6,C = 4 A = 8,B = 5,C = 3 A = 9,B = 4,C = 2 已验证,请采纳。
VB代码,这个读取文本代码怎么写?请看说明!答:Dim UserName As String Dim UserPass As String Open "123.txt" For Input Access Read As #1 Do Until EOF(1)Line Input #1, User If User <> "" Then UserName = Mid(User, 1, InStr(1, User, "||") - 1)UserPass = Mid(User, InStr(1, User, "||") + 2, Len(User))I...