Wektu Boryeong kanggo konversi wektu Changling
17:20:00
-1
16:20:00
+1
+1
+0
+0
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-1
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-1
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-1
-1
-1
-1
-1
-1
-1
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-1
-1
-1
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-1
-1
-1
-1
-1
-1
-1
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-1
-1
-1
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-1
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-8
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-12
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-12