阅读下列程序并写出程序运行结果。
privAtE suB Form_CliCk()
Dim A(1 to 3) As string
Dim C As intEgEr
Dim j As intEgEr
A(1) = '4'
A(2) = '8'
A(3) = '12'
C = 1
For j = 1 to 3
C = C + vAl(A(j))
nExt j
print C
EnD suB
写出程序运行时单击窗体后，窗体Form1上的结果。