13日の金曜日でした。
13???????????????????
???PowerShell ???? Outlook ??????????????????????????????????????????????????????????????????????????
13??????
https://blogs.technet.com/stanabe/archive/2008/06/16/what-day-is-the-13th.aspx
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13???????????????????
???PowerShell ???? Outlook ??????????????????????????????????????????????????????????????????????????
13??????
https://blogs.technet.com/stanabe/archive/2008/06/16/what-day-is-the-13th.aspx