s = "python2021": t = "": i = 1
Do While i < Len(s)
c = Mid(s, i, 1): d = Mid(s, i + 1, 1)
If c < d Then t = t + c Else t = t + d
i = i + 2
Loop
Label1.Caption = t
执行该程序段后,标签Label1上显示的内容是( )
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