Konwersja czasu Sunan do czasu Xi’an
20:20:19
-1
19:20:19
+2
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-1
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-1
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-1
-1
-1
-1
-1
-1
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-1
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-1
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-1
-1
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-1
-1
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-1
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-1
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-2
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-12
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-12