[求助]求加减乘除 a,b 输入
Dim a As Integer = 2Dim b As Integer = 2
Dim c As Integer
c = a + b
MessageBox.Show("a+b=" & c, "加法")
c = a - b
MessageBox.Show("a-b=" & c, "减法")
c = a * b
MessageBox.Show("a*b=" & c, "乘法")
c = a / b
MessageBox.Show("a/b=" & c, "除法")
这段代码是 对的 还是错的丫 如果错了 怎么改