vb程序设计基础设计练习题2答案

1. x = Val(InputBox("Input X: ")) If x < 10 Then y = Abs(x) If x <= 20 Then y = Sqr(3 * x - 1) If x > 20 Then y = 3 * x + 2 Debug.Print y 2. x = Val(InputBox("Input X: ")) If x < 10 Then y = Abs(x) ElseIf x <