Wektu Sŭngho 1-tong kanggo konversi wektu Wangkui
19:02:30
-1
18:02:30
+2
+2
+0
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-1
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-1
-1
-1
-1
-1
-1
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-1
-1
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-1
-1
-1
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-1
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-1
-1
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-12
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-12