Dim m As Integer, n As IntegerPrivate Sub Command1_Click()m = Val(InputBox("输入正整数"))n = Val(InputBox("输入正整数"))If n * m = 0 ThenMsgBox "两数任何一个数都不能为0!"Exit SubEnd IfEnd SubPrivate Sub Command2_Click()Dim r As Integer, s As Integerr = m: s = 1Do Until m Mod r = 0 And n Mod r = 0 '最大公约数r = r - 1Loop...