Korem 시간을 Grogol 시간으로 변환
19:47:47
+4
23:47:47
+6
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+1
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-1
-1
-1
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-2
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-2
-2
-3
-3
-3
-6
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-6
-6
-7
-8
-8
-8
-9
-11