2. 下列 Visual Basic 程式片段，其結果為何？ (A)3 (B) 3.5 (C) 4 (D) 4.5

( ) 11. 執行下列 Visual Basic 程式，輸出結果為何? (A) 1 (B) 2 (C) 3 (D) 4 Sub Main() Dim A() As Integer = {0, 2, 5, 3, 4, 1} Dim i, j As Integer For i = 1 To 4 For j = i + 1 To 5 If A(i) < A(j) Then SWAP(A(i), A(j)) Next j Next i Console.WriteLine(A(4)) End Sub Sub SWAP(ByRef A, ByRef B) Dim T As Integer T = B : B = A : A = T End Sub 第 3 頁，共 7 頁