세션ID : p062gsaog26s0naholm87bj72d
session1 :
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session2 :
Warning: Undefined array key "session2" in /users/2019/i1919054/public_html/2022/WebProg/ch10/exam10-08.php on line 15

session3 :
Warning: Undefined array key "session3" in /users/2019/i1919054/public_html/2022/WebProg/ch10/exam10-08.php on line 16

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